Health

The HHS secretary defended proposed budget cuts to science, his vaccine moves and health care costs on Capitol Hill on Thursday

A Hungarian refugee who came to the U.S. with nothing but a diploma made a breakthrough discovery in the burgeoning field of neurochemistry

These drugs were hailed by proponents as breakthroughs in the fight to treat Alzheimer’s disease, but a new independent review finds they make “no meaningful difference”

Peptide-based substances are largely unproven and risky, experts say, but they’re gaining popularity among influencers and athletes—and the U.S. secretary of health

Do declining immune systems explain the trend, or is something else going on? Experts explain

Immune system overreactions may be the true culprit of cardiac illness—and lifesaving drugs can calm them down

Creatine does help build muscle, but social media claims for methylene blue dye are way overblown

A man with HIV has gone into remission after receiving bone marrow from his brother, who has a rare mutation that prevents the function of receptors that HIV binds to

A burgeoning field is launching its first clinical trial to find out whether dialing back cell development can safely refresh aged tissues and organs

Oxygen and hyaluronic acid may play a role in tissue recovery and regeneration, two new studies suggest

A new Lyme disease vaccine made by Pfizer and Valneva could lower infection rates of the tick-borne illness, but federal approval and patient uptake could be a challenge

The weight you lose and the nausea you experience from GLP-1 drugs may be linked to common gene variants, but they can’t fully explain why some people lose more weight than others