Author: Daryl Austin, USA TODAY

Whey protein is a popular protein supplement marketed as being able to improve one’s athletic performance and build stronger, leaner muscles.

A muscle spasm, also known as a cramp, twitch or charley horse, is the sudden, involuntary forced contraction of a muscle. Here are the main causes.

Green tea is rich in several powerful antioxidants. But is it OK to drink green tea every day? We asked the experts.

Though there are multiple forms of resistance training, and some require weights, it is rising in popularity because you can do it anywhere.

Flavonoids are compounds also known as phytonutrients. The six subtypes are flavanols, flavanones, isoflavones, flavones, flavan-3-ols, anthocyanins.

While different squat variations may target additional muscle groups, the primary exercise works one’s “quadriceps and gluteus maximus muscles.”

Ashwagandha has been shown to help reduce stress, anxiety, and improve brain function. But are there side effects?

Sushi contains lean protein, healthy fats and carbohydrates, so it can be part of a healthy diet.

Protein is the nutrient required for muscle maintenance and growth. The daily allowance is 0.8 grams of protein per kilogram of one’s body weight.

Many people are drinking a spoonful of vinegar daily. Are the health benefits legitimate? We spoke to experts.