Diseases

Ozempic may cut your asthma attack risk by nearly 40%

New research links semaglutide, the drug in Ozempic and Wegovy, to sharply fewer asthma attacks.

These teenagers most likely to develop an eating disorder

A large review of 51 studies found the opposite of what most clinicians expect.

Secondhand smoke killed 1.66 million people last year: Here’s what it does to the heart

A new study estimates that 2.7 billion people breathed someone else's smoke in 2023.

23 dead as West Nile spreads through 40 US states: the 7 symptoms to watch for

The CDC has logged 407 human cases and 23 deaths so far this season. Here is who is most at risk and when to seek care.

A drug made for the heart may also slow how cancer spreads to distant organs

A small early trial from Vanderbilt hints that an investigational cardiovascular drug could cut cancer's spread.

Ozempic may cut your asthma attack risk by nearly 40%

New research links semaglutide, the drug in Ozempic and Wegovy, to sharply fewer asthma attacks.

These teenagers most likely to develop an eating disorder

A large review of 51 studies found the opposite of what most clinicians expect.

Secondhand smoke killed 1.66 million people last year: Here’s what it does to the heart

A new study estimates that 2.7 billion people breathed someone else's smoke in 2023.

23 dead as West Nile spreads through 40 US states: the 7 symptoms to watch for

The CDC has logged 407 human cases and 23 deaths so far this season. Here is who is most at risk and when to seek care.

8 early warning signs of multiple sclerosis – some appear years before diagnosis

New research suggests the disease begins working silently long before the first clear symptoms.

Historic first: Pig liver and kidneys function inside human body

A world-first transplant in China has demonstrated that multiple gene-edited pig organs can function together inside a human body, marking a major step forward for transplant medicine.

Healthy blood pressure by age: what’s normal, what’s high, and when to act

Nearly half of US adults have high blood pressure, and most do not have it under control.

7 warning signs of a blood clot in your leg you should never ignore

Hundreds of thousands of Americans develop these clots each year, and many feel nothing at all.

Stress could impair the exact brain region that fails first in Alzheimer’s

A cortisol dose scrambled the brain's built-in navigation system in an MRI experiment.

A short walk may quietly lower stroke risk for adults with atrial fibrillation

New data on more than 87,000 adults suggest even light activity moves the needle.