Contact Us
Download on the App StoreGet it on Google Play
Cardilog Blog

Blood Pressure & Heart Health Blog

Expert advice on cardiovascular health, tips for better tracking, and the latest updates from the Cardilog team.

Featured Articles

Oura Ring on a finger with a digital blood pressure monitor in the background
Wearables

Oura Ring Blood Pressure: FDA Study, Detection Tech, and What's Coming

Can the Oura Ring measure blood pressure? Learn about the December 2025 Blood Pressure Profile Study, how PPG-based detection works, FDA clearance timeline, and how Oura compares to RingConn and Apple Watch.

March 27, 2026
8 min read
Person checking blood pressure after a workout at the gym
Health Education

Blood Pressure After Exercise: What Is Normal and What Is Not

Blood pressure rises during exercise and drops afterward. Learn what readings to expect post-workout, how long recovery takes, and when an exercise blood pressure response signals a problem.

March 15, 2026
8 min read
Blood pressure monitor showing a high diastolic reading with a person checking results
Health Education

High Diastolic Blood Pressure: Causes, Risks, and What to Do

What does it mean when the bottom number of your blood pressure is high? Learn about isolated diastolic hypertension, what causes it, who is at risk, and how to bring it down.

March 11, 2026
10 min read
Person experiencing a headache while checking blood pressure at home
Health Education

Blood Pressure and Headaches: When to Worry and What to Do

Can high blood pressure cause headaches? Learn how to tell the difference between a regular headache and a hypertension headache, what BP levels trigger head pain, and when to get emergency help.

March 8, 2026
10 min read
Berberine supplement capsules with natural herbs for heart health
Health Tips

Berberine Benefits: What Science Says About This Natural Supplement in 2026

Berberine is called nature's Ozempic, but what does the research actually show? Learn the proven benefits for blood sugar, cholesterol, blood pressure, and heart health.

March 3, 2026
9 min read
NAD supplement capsules with healthy foods for heart health
Health Tips

NAD Supplements: Benefits, Side Effects, and What the Science Says in 2026

NAD supplements are one of the fastest-growing trends in health. Learn what NAD+ does, the evidence for heart health and blood pressure, and whether it is worth taking.

March 3, 2026
10 min read
RingConn Gen 3 smart ring with blood pressure tracking feature
Wearables

RingConn Smart Ring Blood Pressure Tracking: What You Need to Know in 2026

RingConn is bringing blood pressure insights to a smart ring. From the IFA 2025 demo to the Gen 3 launch at CES 2026, here is everything we know about how it works and what it means for everyday monitoring.

March 3, 2026
8 min read
DASH diet meal plan with fruits vegetables whole grains and lean protein for lowering blood pressure
Health Tips

DASH Diet for High Blood Pressure: Complete Guide with 7-Day Meal Plan

The DASH diet can lower blood pressure by 8-14 mmHg. Get a complete 7-day meal plan, shopping list, food lists, and practical tips to start today.

March 2, 2026
16 min read
Healthy foods that naturally lower blood pressure including berries leafy greens and salmon
Health Tips

Foods That Lower Blood Pressure: 20 Evidence-Based Picks for 2026

Discover 20 foods scientifically proven to lower blood pressure naturally. Learn what to eat, how much, and how quickly dietary changes can reduce your BP readings.

March 2, 2026
14 min read
Blood pressure chart by age reference guide
Health Education

Normal Blood Pressure by Age: Chart and Reference Guide

What is normal blood pressure by age? See the full chart from children to seniors, how readings change over a lifetime, and tips for home tracking.

February 21, 2026
8 min read
Apple Watch blood pressure monitoring guide with hypertension detection
Guide

Apple Watch Blood Pressure: Complete Guide to Monitoring, Apps & Hypertension Alerts

Can Apple Watch measure blood pressure? Everything you need to know about Apple Watch blood pressure monitoring, hypertension detection, compatible apps, and the best wireless BP monitors for 2026.

February 24, 2026
12 min read
Person measuring blood pressure at home to avoid white coat hypertension
Health Education

White Coat Hypertension: Causes, Treatment & How to Beat It

White coat hypertension affects up to 30% of people. Learn what causes it, whether it needs treatment, the best medications, and proven techniques to overcome it.

February 24, 2026
9 min read
Wearable blood pressure monitoring device on wrist
Technology

Wearable Blood Pressure Monitors: Is It Worth It?

From smartwatches to rings, wearable BP monitors are everywhere. We break down what works, what doesn't, and when to stick with a traditional cuff.

October 1, 2025
8 min read
Apple Watch Ultra 3 displaying hypertension notification
Technology

Apple Watch Ultra 3 Hypertension Notifications

Apple Watch can now detect signs of hypertension. Here's how the feature works and what to do if you receive a notification.

September 12, 2025
5 min read
Best Blood Pressure Apps in 2026: Top Free & Paid Options Reviewed
Guide

Best Blood Pressure Apps in 2026: Top Free & Paid Options Reviewed

Compare the best blood pressure apps in 2026. See which free and paid apps work, how to connect your cuff, and how to choose safely.

February 2, 2026
11 min read

All Articles

Medical illustration showing the connection between blood pressure and kidney health
Health EducationApril 14, 2026

Blood Pressure and Kidney Disease: The Two-Way Connection

High blood pressure damages kidneys, and kidney disease raises blood pressure. Learn how this cycle works, what blood pressure targets you need at each stage of kidney disease, and which treatments protect your kidneys.

Read More
Hibiscus tea in a glass cup with dried hibiscus petals, natural remedy for blood pressure
Health TipsApril 13, 2026

Hibiscus Tea for Blood Pressure: Evidence, Dosage, and Safety

Can hibiscus tea lower blood pressure? Clinical trials show it reduces systolic and diastolic readings by 4-7 mmHg. Learn the right dosage, how to brew it properly, drug interactions, and who should avoid it.

Read More
Grapefruit with blood pressure medication pills showing potential drug interaction
Health TipsApril 13, 2026

Grapefruit and Blood Pressure Medication: What You Need to Know

Grapefruit interacts with certain blood pressure medications by blocking liver enzymes. Learn which medications are affected, which are safe, how much grapefruit causes problems, and what other citrus fruits to avoid.

Read More
Australian blood pressure medications with PBS prescription, showing accessibility of affordable hypertension treatment
Health EducationApril 12, 2026

Blood Pressure Medication in Australia: Complete Guide to PBS, Brands, and Costs

Australian guide to blood pressure medications. PBS-listed drugs, co-payment costs for 2026, common brand names, how to get prescriptions via GP or telehealth, and what you need to know about repeat scripts.

Read More
Person managing weight while taking blood pressure medication, healthy lifestyle choices
Health TipsApril 12, 2026

Can Blood Pressure Medication Cause Weight Gain?

Some blood pressure medications cause weight gain, particularly beta blockers. Learn which medications affect weight, how much gain to expect, and what you can do about it.

Read More
Ibuprofen tablets with blood pressure monitor showing how NSAIDs affect hypertension
Health EducationApril 11, 2026

Ibuprofen and Blood Pressure: How NSAIDs Affect Hypertension

Ibuprofen and other NSAIDs can raise blood pressure by 3-5 mmHg and interfere with blood pressure medications. Learn how these common pain relievers affect your heart health and what alternatives are safer.

Read More
Person taking blood pressure medication at home, considering optimal timing for medication adherence
Health TipsApril 11, 2026

Best Time to Take Blood Pressure Medication: Morning vs Evening

Should you take blood pressure medication in the morning or at night? We examine the latest research from the TIME trial and Hygia study, medication-specific timing, and what matters most for blood pressure control.

Read More
Comparison of modern smartwatches with blood pressure monitoring features including Samsung Galaxy Watch and Huawei Watch D
WearablesApril 10, 2026

Smart Watch Blood Pressure Monitors: Accuracy and Options in 2026

Smart watches with blood pressure monitoring are becoming more accurate and accessible. Compare Samsung Galaxy Watch, Huawei Watch D, and other options. Learn how PPG and oscillometric technology work, accuracy benchmarks, and what to look for when buying.

Read More
Medical illustration showing multiple factors contributing to high blood pressure including lifestyle, genetics, and health conditions
Health EducationApril 10, 2026

What Causes High Blood Pressure? Understanding Hypertension

High blood pressure affects nearly half of adults. Discover the root causes of hypertension, including lifestyle factors, genetics, medical conditions, and what you can actually change to lower your risk.

Read More
Healthcare professional discussing medication side effects with patient, prescription bottles on table
Health EducationApril 9, 2026

Blood Pressure Medication Side Effects: What to Expect by Drug Class

Side effects of common blood pressure medications by class: ACE inhibitors, ARBs, beta blockers, calcium channel blockers, and diuretics. Learn which side effects are common, rare, and when to talk to your doctor about switching.

Read More
Comprehensive guide to understanding and managing low blood pressure
Health EducationApril 14, 2026

Low Blood Pressure (Hypotension): Symptoms, Causes, Dangers, and Treatment

Complete guide to low blood pressure. Covers symptoms by severity, medical and lifestyle causes, dangerous thresholds by age and gender, pregnancy considerations, treatment options, and foods that help raise BP safely.

Read More
Organized display of different types of blood pressure medications with Australian PBS prescription bottles
Health EducationApril 5, 2026

Blood Pressure Medication Guide: Types, How They Work, and Australian Costs

Complete guide to blood pressure medications available in Australia. Learn about the 5 main classes, how each works, common Australian brand names, side effects, PBS costs, and when lifestyle changes are enough versus when medication is needed.

Read More
Person entering an ice bath with physiological indicators showing blood pressure spike
Health TipsMarch 31, 2026

Cold Plunge and Blood Pressure: Acute Spike vs Long-Term Benefits

Cold plunges trigger an immediate blood pressure spike through vasoconstriction, but regular cold exposure may improve cardiovascular adaptation over time. Learn the cold shock response, who should avoid ice baths, and safe protocols for people with hypertension.

Read More
Creatine supplement powder and capsules next to a blood pressure monitor
Health EducationMarch 30, 2026

Creatine and Blood Pressure: Does Creatine Raise Blood Pressure?

Does creatine raise blood pressure? Research shows most people experience no significant BP changes. Learn about creatine safety, water retention effects, who should be cautious, and safe usage guidelines for people with hypertension.

Read More
Ashwagandha root and capsules next to a blood pressure monitor showing normal readings
Health TipsMarch 30, 2026

Ashwagandha and Blood Pressure: Does It Lower Hypertension?

Ashwagandha may lower blood pressure through cortisol reduction and vasodilation. Learn what the clinical evidence shows, recommended dosages, KSM-66 vs Sensoril, medication interactions, and who should avoid this adaptogen.

Read More
Blood pressure monitor showing 180/120 reading with emergency warning symbols
Health EducationMarch 29, 2026

Sudden Spike in Blood Pressure: Causes, Emergency Signs, and What to Do

A sudden blood pressure spike can be alarming. Learn what triggers sudden high blood pressure, when readings like 180/120 require emergency care, and practical steps to manage an acute spike safely.

Read More
Clock with blood pressure readings at different times showing daily variation pattern
Health EducationMarch 29, 2026

Blood Pressure Fluctuations: Why Your Readings Change Throughout the Day

Blood pressure varies naturally by 20-30 mmHg daily. Learn about circadian patterns, white coat effect, meal and exercise impacts, and when fluctuations signal a problem.

Read More
Fresh turmeric root and powder next to curcumin supplement capsules and a blood pressure monitor
Health TipsMarch 28, 2026

Turmeric and Blood Pressure: Evidence, Dosage, and Safety

Curcumin, the active compound in turmeric, can reduce blood pressure by 2-5 mmHg according to multiple meta-analyses. Learn how it works, effective dosages, bioavailability challenges with piperine solutions, and critical interactions with blood pressure medications.

Read More
Person stepping on a scale next to a blood pressure monitor showing healthy readings
Health EducationMarch 28, 2026

Blood Pressure and Weight Loss: How Much Does It Help?

Losing weight is one of the most effective ways to lower blood pressure. Discover the evidence-based relationship between weight loss and blood pressure reduction, how much weight you need to lose, and which strategies work best.

Read More
Fresh beetroot juice in a glass next to whole beets and a blood pressure monitor
Health TipsMarch 27, 2026

Beetroot Juice and Blood Pressure: Science, Dosage, and What to Expect

Beetroot juice lowers blood pressure by 4-10 mmHg through dietary nitrates that convert to nitric oxide. Learn effective dosages, timing, how it compares to supplements, and who should avoid it.

Read More
Medical concept showing GLP-1 medication vial next to blood pressure monitor
Health EducationMarch 26, 2026

Ozempic and Blood Pressure: What the Latest 2026 Studies Show

Semaglutide (Ozempic, Wegovy) reduces systolic blood pressure by 3-5 mmHg on average. Learn how GLP-1 drugs affect blood pressure, what happens when you stop, and how tirzepatide compares.

Read More
Medical illustration showing the connection between stress hormones and blood pressure on a heart diagram
Health EducationMarch 26, 2026

Cortisol and Blood Pressure: How Stress Hormones Affect Your Heart

Chronic cortisol elevation raises blood pressure and cardiovascular risk. Learn how the stress hormone cortisol impacts blood pressure, when to test cortisol levels, and evidence-based ways to lower cortisol naturally.

Read More
Blood pressure cuff sizes arranged next to a measuring tape on a medical table
GuideMarch 25, 2026

Blood Pressure Cuff Size Chart: How to Get the Right Fit

Using the wrong blood pressure cuff size can throw off your readings by up to 30 mmHg. Learn how to measure your arm, choose the right cuff size, and avoid common measurement errors.

Read More
Person sleeping peacefully in a dark bedroom with a nightstand blood pressure monitor
Health EducationMarch 25, 2026

Blood Pressure and Sleep: Why Rest Matters for Heart Health

Poor sleep raises blood pressure. Learn how nocturnal dipping patterns work, why sleep apnea drives hypertension, and practical strategies to improve sleep quality for better blood pressure control.

Read More
Samsung Galaxy Watch on wrist displaying blood pressure measurement screen
WearablesMarch 24, 2026

Samsung Galaxy Watch Blood Pressure: How It Works, Which Models, US Status

Samsung Galaxy Watch blood pressure monitoring uses PPG sensors and calibration to measure BP from your wrist. Learn which models support it, how to enable it outside approved countries, accuracy vs cuff monitors, and why it is still not FDA approved in the United States.

Read More
Older adult checking blood pressure at dining table after a meal
Health EducationMarch 24, 2026

Blood Pressure After Eating: Why It Drops and When to Worry

Postprandial hypotension causes blood pressure to drop after meals, especially in older adults. Learn why this happens, which foods affect blood pressure most, and how to prevent post-meal dizziness.

Read More
Glass of water with diluted apple cider vinegar and a bottle on a clean kitchen counter
Health TipsMarch 23, 2026

Apple Cider Vinegar and Blood Pressure: Does It Actually Work?

The evidence on apple cider vinegar for blood pressure is mixed. Learn what clinical trials show, the proposed mechanisms, realistic expectations, medication interactions, and whether ACV is worth trying.

Read More
Person performing wall squat exercise against white wall in a modern gym setting
Health TipsMarch 23, 2026

Exercises to Lower Blood Pressure: Evidence-Based Guide for 2026

The most effective exercises for lowering blood pressure, backed by research. Includes isometric handgrip, wall squats, walking, swimming, yoga, and a weekly routine template with measurable BP reduction ranges.

Read More
Pregnant woman checking blood pressure at home with an automatic cuff
Health EducationMarch 22, 2026

Blood Pressure During Pregnancy: Normal Ranges, Risks, and What to Watch For

Blood pressure naturally changes during pregnancy. Learn what is normal for each trimester, how to recognize gestational hypertension and preeclampsia warning signs, and when to call your doctor.

Read More
Middle-aged woman checking blood pressure at home in a calm, well-lit setting
Health EducationMarch 19, 2026

Blood Pressure and Menopause: Why It Rises and What to Do

Menopause causes significant blood pressure changes in most women. Learn why estrogen loss raises blood pressure, how to manage it through every stage, and what the latest research says about HRT and cardiovascular risk.

Read More
Various supplement bottles and capsules arranged neatly on a table with fresh vegetables
Health TipsMarch 18, 2026

Supplements to Lower Blood Pressure: What the Evidence Actually Shows

Dozens of supplements claim to lower blood pressure, but only a handful have real clinical evidence behind them. This guide covers what works, what the research shows, dosages studied, and what to avoid.

Read More
Magnesium supplement capsules next to leafy greens and a blood pressure monitor on a clean table
Health TipsMarch 17, 2026

Magnesium and Blood Pressure: What the Research Actually Shows

Magnesium is one of the most studied minerals for blood pressure management. Learn how it works, which foods and supplements deliver the most benefit, and what doctors recommend for safe, effective use.

Read More
Glass of wine next to a blood pressure monitor on a table
Health TipsMarch 16, 2026

Alcohol and Blood Pressure: How Drinking Affects Your Heart

Alcohol raises blood pressure in a dose-dependent way. Learn how much is too much, what happens when you drink with hypertension, and how cutting back affects your numbers.

Read More
Person looking anxious while checking blood pressure at home
Health EducationMarch 14, 2026

Blood Pressure and Anxiety: Why Stress Spikes Your Numbers

Anxiety can raise blood pressure by 10-20 mmHg or more. Learn why it happens, whether anxiety causes long-term hypertension, and how to get accurate readings when you feel anxious.

Read More
Glass of water next to a blood pressure monitor
Health TipsMarch 13, 2026

Dehydration and Blood Pressure: How Fluid Intake Affects Your Numbers

Dehydration can cause both low and high blood pressure depending on the situation. Learn how water intake affects your readings and how much you actually need to drink.

Read More
Cup of coffee next to a blood pressure monitor on a desk
Health TipsMarch 12, 2026

Does Coffee Raise Blood Pressure? What the Research Says

Coffee causes a temporary blood pressure spike, but does it lead to long-term hypertension? Here is what decades of research actually show about caffeine and blood pressure.

Read More
Beef liver supplement capsules with nutrient-rich foods for heart health
Health TipsMarch 3, 2026

Beef Liver Supplements: Benefits, Risks, and the Heart Health Connection

Beef liver supplements are trending as nature's multivitamin. Learn what they contain, the evidence for heart health and blood pressure benefits, and how to choose quality products.

Read More
Infrared sauna with warm amber light for heart health benefits
Health TipsMarch 3, 2026

Infrared Sauna Benefits: What Science Says About Heart Health and Blood Pressure

Infrared saunas are trending for longevity and wellness. Learn the evidence-backed benefits for blood pressure, cardiovascular health, and whether they live up to the hype.

Read More
Person sleeping peacefully using mouth taping technique for nasal breathing
Health TipsMarch 3, 2026

Mouth Taping for Sleep: Does It Work and Is It Safe?

Mouth taping has gone viral as a sleep hack. Learn what the science says about taping your mouth shut at night, how nasal breathing affects blood pressure, and whether it is worth trying.

Read More
Woman measuring her blood pressure at home
Health EducationFebruary 22, 2026

Blood Pressure for Women: Normal Ranges and What to Watch For

Women face distinct cardiovascular risks at every life stage. Learn normal blood pressure ranges, pregnancy effects, and what every woman should know.

Read More
Person recording blood pressure readings in a log
GuideFebruary 21, 2026

Blood Pressure Log: How to Track and Record Readings Effectively

How to keep an accurate blood pressure log: what to record, how often to measure, and how digital tracking gives you insights paper logs cannot.

Read More
Apple Watch displaying blood pressure reading with Cardilog app interface
TechnologyFebruary 18, 2026

How to Track Blood Pressure with Apple Watch and Cardilog

Seamlessly sync your Apple Watch health data with Cardilog for comprehensive blood pressure monitoring and AI-powered insights.

Read More
Free blood pressure app user taking blood pressure
GuideNovember 1, 2025

Free Blood Pressure App: Cardilog's Smart Way to Calm Hypertension and Protect Your Heart

Managing high blood pressure shouldn't feel overwhelming, expensive, or confusing. Cardilog is a free blood pressure app designed for people with hypertension and the doctors who care for them.

Read More
Doctor using tablet to review patient health data from wearables
Industry NewsAugust 8, 2025

The Bold Health Shift No One Saw Coming: AI + Wearables

A new government initiative aims to shift healthcare from reactive to preventative using wearables and AI. What this means for you.

Read More
Woman measuring her blood pressure at home using a monitor
Health EducationJune 20, 2025

How Blood Pressure is Measured

Understanding the basics: what systolic and diastolic numbers mean, what's considered normal, and why accurate measurement matters.

Read More
Woman taking blood pressure measurement at home
Health TipsJune 20, 2025

Tips to Lower Your Blood Pressure Effectively

Practical, evidence-based tips to help you lower your blood pressure naturally through lifestyle changes, diet modifications, and exercise routines.

Read More
Person monitoring blood pressure as part of healthy lifestyle
Health TipsMarch 16, 2025

Lifestyle Hacks for Better Blood Pressure Control

Managing blood pressure isn't just about medication. Discover smart lifestyle choices including diet, exercise, stress management, and sleep for better cardiovascular health.

Read More
Cardilog blood pressure monitor device
Health EducationFebruary 23, 2025

How a Blood Pressure Monitor Works

Ever wondered what's happening inside that cuff? Learn the science behind blood pressure monitors and how to use them correctly.

Read More
Understanding blood pressure readings and what they mean
Health EducationMay 15, 2025

Understanding Blood Pressure Readings

Guide to systolic and diastolic numbers, normal ranges, what elevated and hypertension mean, and when to see a doctor.

Read More
Person taking accurate blood pressure measurement at home
Health EducationApril 10, 2025

How to Take Accurate Blood Pressure Measurements

Guidelines for accurate home blood pressure readings: proper cuff placement, timing, positioning, and avoiding common errors.

Read More
Managing stress to control blood pressure
Health TipsJuly 5, 2025

The Connection Between Stress and Blood Pressure

How chronic stress raises blood pressure and affects heart health. Evidence-based strategies for stress management to protect your cardiovascular system.

Read More

Stay informed

Get the latest health tips and app updates delivered to your inbox.