Health Information Library

Clusters of pigment cells in the skin, also known as freckles.

The sense of an empty stomach that may prompt increased appetite or craving for food.

Abnormal appearance or growth on the skin.

A common, noncancerous skin growth.

A mole (pigmented skin lesion).

Learn to identify types of psoriasis, such as guttate psoriasis and nail psoriasis, by appearance.

A noncancerous mole caused by a disorder of pigment-producing skin cells.

A line, crease, or a fold in the skin.

A condition in which increased amniotic fluid develops in the uterus during pregnancy.

An injury to the ring of fibrous tissue around the socket of the shoulder joint.

An intense desire for certain foods or flavors.

A condition in which the breastbone juts out more than usual.

A group of diseases that involve inflammation and affect the spine or pelvic joints.

Weight above what's considered healthy, often measured using body mass index (BMI).

Severe malnutrition with muscle and fat wasting.

Life-threatening disturbance of metabolism most often seen in uncontrolled diabetes.

A condition in which the liquid portion of the blood, called plasma, is too low.

A level of sodium in the blood that is higher than usual.

Too few healthy red blood cells due to too little iron in the body.

Follow these tips to protect your head and to stay active and engaged. Exercise, sleep, diet and social life are all important for a healthy brain.