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One in Five Experience Rebound COVID After Antiviral Drug, New Study Shows

Paxlovid remains a lifesaving drug, but some patients may remain contagious during viral rebound

4 min read
A person holds an at-home COVID test displaying two dark red lines

The Health and Economic Toll of Gun Violence in Youth

Study details the physical, mental, and financial toll of gunshot injuries and deaths in children

4 min read
A child's hand reaches into an open drawer in a wooden dresser to pick up a black handgun with a brown handle.

Some Benefits of Exercise Stem from the Immune System

Activated by exercise, immune cells in the muscles fend off inflammation, enhance endurance

4 min read
a runner's legs exercising

One Punch Isn’t Enough to Overcome a Common Cancer Mutation

Study finds blocking second molecule could lead to better treatments

3 min read
healthy cells shown in gray while cancerous cells are large and stained purple

Confronting the Mystery of the Microbiome

Marco Jost works to decode the cross talk between microbes and their human hosts

4 min read
Portrait photo of Marco Jost

Unconventional Approach to C. Diff

Lab experiments support treating inflammation rather than bacteria

3 min read
Microscope image shows a mesh of rod-shaped bacteria filling the screen

How Huntington’s Disease Begins Before Symptoms Appear

Study blocks cognitive symptoms in mice, advancing efforts at early intervention

4 min read
microscope image of a cell spreads out bright green against a dark background, while synapses between cells appear as scattered purple patches throughout the image
Harvard Medicine magazineResearch

With A-Fib on the Rise, Researchers Work to Fine-Tune Treatments

Atrial fibrillation is an electrical malfunction. But what triggers it remains a mystery.

13 min read
A butterfly with blue wings mid-flight against a black background
Harvard Medicine magazineHMS Community Research

The Unwavering Purpose of Herman Taylor

A physician-researcher has spent his career advocating for better cardiovascular care for Black people

10 min read
Herman Taylor stands in front of a brick building next to a large green plant. He is wearing a navy blue suit and light red tie, and smiling.
Harvard Medicine magazineResearch

Heart-Brain Health: A Two-Way Street

The health of the cardiovascular system is linked to the health of the brain — and vice versa

11 min read
A painting depicts a pale woman who has collapsed as a man holds her arm and other individuals crowd around her, looking on.
Harvard Medicine magazineResearch

COVID’s Damage Lingers in the Heart

Researchers increasingly find that the effects of infection by SARS-CoV-2 extend to the cardiovascular system

11 min read
A collage illustration depicts an enlarged, glowing heart against the background of a person's body
Harvard Medicine magazineResearch

The Health Benefits of Kindness

What do we get when we give?

10 min read
A papyrus scroll depicts a scene from the ancient Egyptian Book of the Dead in which a deceased person’s heart is weighed on a scale as the gods look on