Medically reviewed by Soma Mandal, MD Petechiae are tiny red, purple, or brown spots on your skin, inside of your mouth, or ...

Vitamin B12 deficiency can cause a number of strange sensations, like numbness, tingling, and more. “It felt like electricity ...

The blood inside is still red, but light scattering makes it look blue from outside. Blood color and your health Understanding what your blood should look like is more than just a biology lesson.

Health officials said the virus is not typically serious, but can be dangerous to unborn babies and those with blood ...

Poor dietary intake of iron, vitamin B12, or folate can prevent your body from producing adequate healthy red blood cells. Vegetarians and vegans face higher risks if they don’t carefully plan ...