Itching skin from caffeine sensitivity is most likely caused by an allergic reaction in the body. There’s a difference between being sensitive to caffeinated beverages and foods and having an allergy. Itching skin is a sign of an allergic reaction caused by increased histamine levels in the skin.

Small, flesh-colored bumps on the legs may appear for a variety of reasons. Depending on their cause and location, they may cause no symptoms or they may itch, become irritated or spread to other areas of the body.

Scars are the result of your body healing itself from an injury- or surgery-based wound, according to MayoClinic.com. Permanent scars are commonly seen after burns, cuts and sores. They are formed when skin cells and tissues, called fibroblasts, multiply to repair the damaged cells.

In her book, "Beauty by Nature," Brigitte Mars writes that the skin has the ability to regenerate and heal. There are three stages of skin healing, with the first being when a scab forms along with any redness or swelling.

Most people have some experience with acne. Some suffer from only an occasional blemish or breakout. Others suffer from chronic acne with varying severity. At the first sign of acne, many people purchase over-the-counter, or OTC, products containing salicylic acid or benzoyl peroxide.

Blackheads can put a dark cloud over your complexion. These tiny black bumps are a combination of oil, dead skin cells and bacteria that get into your skin and clog your pores. The area turns black when the air hits it; otherwise, these elements stay under the skin and turn into a pimple or whitehead.

As aging progresses, skin sags as collagen production slows, leaving your skin less elastic than in younger years. Another cause of sagging, especially under your arms, is excess weight gain or rapid weight loss.

Wearing sunscreen, also known as sunblock, benefits your health in several ways. By protecting you from harmful radiation from the sun, sunscreen reduces your risk for skin cancer, premature aging and sunburns.

If your stretched earlobe has torn, your piercing may shrink. Repairing a tear in your earlobe is relatively straightforward if you still want to wear large-gauge earrings.

If you have wavy, curly hair, you can get sleek, pin-straight tresses if you crank up the dial of your straightening iron so that it generates maximum heat. However, intense heat, when used on an everyday basis, can lead to damaged, fried-looking hair -- and ultimately hair loss due to breakage.

Your hair is a part of the largest organ of the human body, the skin. Proper care of the skin begins with adequate hydration, or water. So, drink up! African-American skin has tendencies for dryness. However, dry scalp and hair issues are attributed primarily to heat and chemical treatments.

Safflower oil is a favorite in natural skin care because it is a botanical alternative to synthetic emollients. Extracted from the oil of safflower seeds, the oil is a potent hydrator and ideal for dry, sensitive complexions.