Hello! I'm Mia de Graaf. I run health coverage at Business Insider, and I'm stepping in for Joi-Marie this week while she's on vacation. Physically, I will be at home in New York City this summer.

Bodybuilders and others who want to take a shortcut to bigger muscles may be tempted to inject a compound called synthol directly into their muscles. While the effects are almost immediate, and ...

Vitamin B12 is important for the health of your nervous system and your red blood cells. It can be found in many animal products and fortified foods. In the United States, about 6% of people under age ...

Vitamin B12 is an essential nutrient that's often overlooked. Also known as cobalamin, vitamin B12 helps your body produce vital red blood cells and boost your energy levels, among other things.