A change to a mole or other skin spot can mean that the spot has: Gotten bigger. Developed uneven borders. Gotten thicker, raised, or worn down. Changed color. Started to bleed easily.

Skin changes are a common side effect of many prescription and nonprescription medicines. Common side effects include: Rash. Any medicine can cause a rash. Two examples are aspirin and antibiotics. Color changes in the skin. A few examples of medicines that can cause this are: Birth control pills. Medicines for heart...

An epidermal (skin) cyst is a small, round lump in the top layer of skin called the epidermis. It may be filled with a soft, yellow substance called keratin. Skin cysts most often appear on the face, ears, back, or chest. But they can appear on almost any part of the body. When you have an skin cyst, the lump or bump...

Areas affected by the nerves in the hand This picture shows the main nerves of the hand and the areas of skin that get feeling from those nerves. Different nerves in your hand can cause numbness or tingling in different areas. For example, if you have pressure on your ulnar nerve, your little finger may "fall asleep."...

A drop of a solution containing a possible allergen is placed on the skin. Then a series of scratches or needle pricks lets the solution enter the skin. If the skin gets a red, raised itchy area (called a wheal), it usually means that the person is allergic to that allergen.

An allergic reaction to medicine can cause hives. They appear as raised, red, itchy bumps (wheals) of different shapes and sizes, with defined red margins and pale centers. Hives may appear and then disappear at random and seem to move from place to place on the skin.

Skin tags are small, soft pieces of skin that stick out on a stem. They are often the same color as your skin. They most often appear on the eyelids, neck, armpits, upper trunk, groin, and body folds. Skin tags are not moles and usually do not turn into cancer. You are more likely to get skin tags if you are overweight...

Provides links to information about skin, hair, and nail health. Includes info about skin cancer, hair loss, nail infections, acne, and skin protection.

Skin-sparing mastectomy removes the whole breast, areola, and the nipple, but it keeps the skin that covers the breast. With this incision, the cut is made around the areola in a teardrop shape.

Symptoms of a skull fracture may include: Clear or bloody fluid draining from the ears or nose. Bruising under the eyes or behind the ears. Drooping of the face. A dent anywhere on the head. The symptoms of a skull fracture may appear at the time of the injury or hours or days later.

A skull X-ray is a series of pictures of the bones of the skull. Skull X-rays have largely been replaced by computed tomography (CT) scans. A skull X-ray may help find head injuries, bone fractures, or abnormal growths or changes in bone structure or size.

Most adults do best when they get 7 to 8 hours of sleep each day. Sleep gives your brain a little vacation. During sleep, your brain has time to: Grow and repair cells. Form new pathways for learning, remembering, and processing information. Rebuild your energy for the next day. When you don't sleep well night after...

Sleep apnea is breathing that stops during sleep. When people have sleep apnea, they stop breathing and may have breathing that is shallow. The problem can be mild to severe, based on how often your lungs don't get enough air. For adults, mild sleep apnea means that breathing stops 5 to 14 times an hour. Moderate sleep...

Symptoms of sleep apnea may include: Loud snoring. (But not all people who snore have sleep apnea.) Often feeling very sleepy during the daytime. Episodes of not breathing during sleep. Nighttime choking spells. Waking with an unrefreshed feeling after sleep.