Fitness

Smell receptors in kidneys sniff out signals from gut bacteria for cues to moderate blood pressure

Following dietary guidelines would mean eating less meat and dairy—and fewer calories overall—reducing greenhouse gases and other pollution. Julia Rosen reports.

Biochemist Sylvia Tara talks about her book The Secret Life of Fat: The Science behind the Body's Least-Understood Organ and What It Means for You.

For thousands of years, women in agricultural societies seem to have had arms stronger than members of modern rowing teams.

Do salty foods make you hungrier? Or do they help you burn more calories? A new study finds that salt has unexpected effects on hunger and weight loss. Learn how this affects you

Vocal anatomy may be the reason so few languages use these sounds

Poor-quality sleep may heighten behaviors including hyperactivity, compulsions and aggressiveness

It's winter time, and infection is certainly a cause of a sore throat. But what else can cause throat discomfort? What signs and symptoms should you be worried about? And when should you see your doctor?

Mycoprotein is a plant-based source of protein you might not have heard much about. Here's the 411 on this alternative protein source

Caleb Scharf, director of Columbia University’s Astrobiology Center talks about his latest book, The Zoomable Universe: An Epic Tour through Cosmic Scale, from Almost Everything to Almost Nothing, and the OSIRIS-REx space mission.

Although heavy drinking poses the greatest problem, even low consumption can increase the risk

Antibodies from a first bout can raise the risk of more severe disease if the virus is contracted later