Blog

Cardiology Insights

Notes on heart health, cardiology research, and practice updates from Dr. Jonathan Vafai.

New 2026 Guidelines: What Your ApoB and Lp(a) Numbers Actually Tell You
August 24, 2026

New 2026 Guidelines: What Your ApoB and Lp(a) Numbers Actually Tell You

CholesterolHypertensionNutrition & Diet

The 2026 dyslipidemia guidelines made news this year for a major first: recommending that every adult get a one-time blood test for lipoprotein(a), or Lp(a)—pronounced…

Read more →
Non-invasive treatment for Parkinson's disease studied at Delray Medical Center
August 18, 2026

Non-invasive treatment for Parkinson's disease studied at Delray Medical Center

Delray Medical CenterTechnology & Innovation

Delray Medical Center has been in the local news for offering a treatment that sounds almost too good to be true: a way to quiet the worst movement symptoms of…

Read more →
Does Your Drink of Choice Affect Your Heart? A Major New Study Weighs In
August 13, 2026

Does Your Drink of Choice Affect Your Heart? A Major New Study Weighs In

Lifestyle & WellnessPrevention & Screening

When patients ask me if they should switch to wine for their heart, here's what a new study actually found. It was presented earlier this year at the American College of…

Read more →
Even Light Activity May Lower Stroke and Death Risk in Atrial Fibrillation
August 9, 2026

Even Light Activity May Lower Stroke and Death Risk in Atrial Fibrillation

Lifestyle & Wellness

A new study out of Norway offers some reassurance for the roughly 6 million Americans living with atrial fibrillation, or AFib, an irregular and often rapid heartbeat…

Read more →
Lipfendra: A New Once-Daily Pill for Stubborn Cholesterol
August 7, 2026

Lipfendra: A New Once-Daily Pill for Stubborn Cholesterol

CholesterolNutrition & Diet

The FDA just approved a cholesterol drug I've been watching for years: Lipfendra, the first pill version of a PCSK9 inhibitor. PCSK9 inhibitors are a class of medication…

Read more →
We Are Hiring: A Non-Invasive Cardiologist for Our Delray Beach Practice
August 6, 2026

We Are Hiring: A Non-Invasive Cardiologist for Our Delray Beach Practice

Practice UpdatesDelray Medical Center

My practice, South Florida Heart Institute, part of the Palm Beach Health Network, is looking for a non-invasive cardiologist to join our team here in Delray Beach. Non-…

Read more →
Why Movement Matters More Than the Scale
August 2, 2026

Why Movement Matters More Than the Scale

Exercise & FitnessCholesterolHypertension

If you've ever started exercising hoping to see a big number drop on the bathroom scale, only to feel discouraged when it barely budges, you're not alone—and you're not…

Read more →
Welcoming Dr. Melissa Levack: A Warm Reception at the Rotary Club of South Florida
August 2, 2026

Welcoming Dr. Melissa Levack: A Warm Reception at the Rotary Club of South Florida

Practice UpdatesDelray Medical Center

Please join us in welcoming Dr. Melissa Levack, a cardiothoracic surgeon and new colleague at our practice. Dr. Levack recently spoke to the Rotary Club of South Florida, sharing her perspective…

Read more →
Building Daily Habits for Long-Term Wellness
July 30, 2026

Building Daily Habits for Long-Term Wellness

HypertensionLifestyle & Wellness

Protecting your heart doesn't require drastic lifestyle overhauls overnight; small, consistent changes often yield the best long-term results. Getting up and moving…

Read more →
The Expanding Toolbox in Modern Cardiovascular Care
July 29, 2026

The Expanding Toolbox in Modern Cardiovascular Care

CholesterolHypertensionTechnology & Innovation

Cardiology is undergoing an exciting transformation with new tools that make protecting your heart easier and more precise than ever. Beyond traditional medications,…

Read more →
2026 Cholesterol Guidelines: What Patients Need to Know
July 28, 2026

2026 Cholesterol Guidelines: What Patients Need to Know

CholesterolNutrition & DietPrevention & Screening

Managing cholesterol is one of the most powerful strategies to protect your heart and reduce long-term cardiovascular risk. Updated cholesterol management guidelines…

Read more →
Managing High Blood Pressure
July 27, 2026

Managing High Blood Pressure

HypertensionNutrition & DietPrevention & Screening

High blood pressure is often referred to as a 'silent killer' because it can quietly damage your blood vessels for years without causing noticeable warning signs.…

Read more →
Beating Summer Heat & Hydration Strain
July 25, 2026

Beating Summer Heat & Hydration Strain

Hydration

Staying properly hydrated during hot summer weather is one of the simplest yet most vital steps you can take to protect your cardiovascular system. When you get…

Read more →
Statin Therapy and Liver Reassurance
July 22, 2026

Statin Therapy and Liver Reassurance

CholesterolPrevention & Screening

Statins remain the cornerstone of cholesterol management and heart attack prevention, yet concerns about liver safety often worry patients. Extensive medical research…

Read more →
Safeguarding Women's Heart Health
July 21, 2026

Safeguarding Women's Heart Health

CholesterolHypertensionNutrition & Diet

Heart disease remains the single leading cause of health complications for women, yet many risk factors develop quietly without obvious symptoms. Conditions like high…

Read more →
Cardiovascular-Kidney-Metabolic Wellness
July 18, 2026

Cardiovascular-Kidney-Metabolic Wellness

HypertensionNutrition & DietPrevention & Screening

Your heart, kidneys, and metabolic system work together as an interconnected team to keep your body healthy. When one system experiences stress—such as carrying excess…

Read more →
Managing Hidden Sodium in Your Diet
July 15, 2026

Managing Hidden Sodium in Your Diet

HypertensionNutrition & Diet

Excess sodium is one of the leading contributors to high blood pressure, yet much of the salt we consume comes from unexpected processed or restaurant foods. Even…

Read more →
A Historic Day in Medicine: VERVE-102 Data for Cholesterol
May 25, 2026

A Historic Day in Medicine: VERVE-102 Data for Cholesterol

Practice UpdatesTechnology & Innovation

A historic day in medicine — today my brother Scott presented data to the European Atherosclerosis Society (EAS) on VERVE-102, a base-editing therapy targeting PCSK9 to…

Read more →
New Technology for Structural Cardiology and Cardiac Surgery at Delray
April 16, 2026

New Technology for Structural Cardiology and Cardiac Surgery at Delray

Practice UpdatesDelray Medical CenterTechnology & Innovation

We're excited to have the latest technology now available for our team and our patients at Delray Medical Center. We're the first hospital in Florida — and among the…

Read more →
Delray Medical Center Named a Castle Connolly Top Hospital
March 5, 2026

Delray Medical Center Named a Castle Connolly Top Hospital

Practice UpdatesDelray Medical Center

Excited to share that Delray Medical Center has been named a Castle Connolly Top Hospital — a recognition that reflects the quality of care our entire team works hard to…

Read more →