Pulmonary function tests are a group of noninvasive breathing tests that measure how much air your lungs can hold, how quickly you can move air in and out and how efficiently your lungs transfer ...

Navigating the world is no mean feat, especially when the world pushes back. For instance, airflow hitting a fly on its right side can, after a turn, become a headwind. To stay on course, the fly's ...

Natural selection uses duplicated genes as raw material for functional innovation, co-opting their existing features to new functions. Understanding genetic innovation requires two questions to be ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Cut, tighten, loosen, open, and twist your way through whatever challenges crop up.

Antioxidants are compounds your body makes and gets from food that protect cells from free radicals, lowering oxidative stress and chronic disease risk. Antioxidant-rich foods include dark chocolate, ...

Several vitamins and supplements can provide additional support for stress, in addition to exercising regularly, getting enough sleep, and eating a nutritious diet Here are the best vitamins and ...