Three children have died in the most recent outbreak of measles, to date. This article reviews the signs, symptoms, and treatment of measles, also known as rubeola.

Oxidative stress can occur when our cells are exposed to harmful molecules called "reactive oxygen species" over time. These ...

Laid end-to-end, an adult's arteries, veins and capillaries would stretch for about 100,000 miles - enough to wrap around the world nearly four times. Each 2.54 square centimetre (a square inch ...

The blood–brain barrier acts as a strict control point for what can enter the brain, and is created by tight junctions between endothelial cells lining blood vessels, astroyctic endfeet and a ...

Blood vessels leading into and out of the heart There are four main blood vessels that take blood into and out of the heart. The aorta is the largest artery in the body. It carries oxygenated ...