Michael Dregni

A new home test called the fecal immunochemical test might help millions of Americans who are behind on colonoscopy screenings.

Could endocannabinoids —not endorphins — be the answer?

The Department of Veteran Affairs has developed several apps to help veterans cope with trauma — but they’re available to everyone.

The Pulitzer Prize–winning journalist talks about how Big Food uses sugar, salt, and fat to hook Americans.

There’s been a steep increase in the use of single-use plastic since the pandemic hit — here’s why.

The future of trash . . . is no more trash. That’s the goal behind the latest ideas from forward-thinking waste researchers and engineers.

Secondhand smoke, radon-gas exposure, and air pollution are to blame, say many experts.

Morning movement can increase cognitive skills, according to a recent study.

Turning off lights and advocating for better streetlamps are just two ways to preserve the night.

Sleep disorders, gastrointestinal infections, and a higher risk of premature death are just some of the possible effects, according to a recent study.

Light pollution contributes to greenhouse-gas emissions, harms our health, and blocks our view of the heavens. Learn how you can help turn down the glare at night.

A recent study suggests we might want to limit our sugar intake.

Just when we need the immunity boost that exercise offers, many of us have become more sedentary.

Do you wake up between 1 and 3 a.m.? Your liver may need a detox, according to a Traditional Chinese Medicine concept called the organ clock.