The definition is tricky, but the effects of poor metabolic health are clear — and can wreak havoc on the body.

Artificial sweeteners, like aspartame and xylitol, offer sweetness without the calories of sugar. But are they actually ...

VO2 max is an intimidating word for an easy-to-understand biometric: It’s how well your body uses oxygen when you push ...

Fingertip monitors known as pulse oximeters that can be used at home to detect low blood oxygen levels (hypoxaemia) give ...

Fingertip monitors known as pulse oximeters that can be used at home to detect low blood oxygen levels (hypoxaemia) give ...

"Although absolute differences in readings were small, they can result in substantially higher rates of false negatives and ...

Apple Watch alternatives focus on strong health tracking, long battery life and broad compatibility, making them appealing ...

Smoothies can be healthy, especially when made with nutritious ingredients like fruit, veggies, yogurt, and healthy fats.

Angina pectoris, often shortened to angina, is chest pain or discomfort caused by reduced blood flow to the heart and most ...

President Donald Trump has signed an executive order making some big changes to marijuana policy, the most substantial since 1970. On Dec. 18, Trump ordered the government to stop classifying ...