Dry hair has too little oil and moisture to sustain its normal health and texture. Dry hair may be alleviated by washing it less often, using conditioners and discontinuing the use of hair dryers and styling products, according to MedlinePlus.

As the weather turns cold, chapped and dry lips appear exposure to the dry air, cold and wind. After a few days of especially chapped lips, you may noticedredness in the corners of your mouth. Like chapped lips, this redness may burn, crack or bleed.

Discolorations on the forehead are not uncommon. In fact, it is likely you will develop one at some point in your life, either as a temporary discoloration caused by sun exposure, or through a more permanent darkening or lightening of the skin.

If you examine a group of people, you likely will see a lot of variation regarding how each person looks, grooms himself, presents herself, dresses and acts. All of these factors contribute to a person’s perceived age, or how young or old he appears to others.

The oil of an avocado penetrates the skin but is also thick enough to serve as a protective barrier. The oil has both beauty and health applications.

The prostate is a soft walnut-shaped gland below the bladder that swells with fluid during sexual arousal. The prostate enlarges with age. Problems such as difficulty urinating or prostate cancer are associated with an enlarged prostate. According to an article in the "Valley Advocate,"

Collagen is a major component in forming your body’s tendons, ligaments, muscles and cartilage. As you age, your body is less able to manufacture a sufficient amount of collagen. Collagen capsules can help maintain your body’s repair process.

An ingrown hair occurs when a short hair curls and begins to grow back into the skin. The condition primarily affects black males between the ages of 14 and 25 according to the MayoClinic.com. Women who shave their pubic hair also are prone to ingrown hairs.

When little black dots speckle your nose, blackheads have likely taken over. Blackheads develop when oil gets trapped in the pores; when the oil is exposed to the air, it oxidizes and turns black. This can happen with any type of skin, but blackheads do occur more with oily skin.

An ingrown toenail occurs when one corner of the toenail grows into the skin. Because the ingrown nail cuts into the skin, an infection can occur at that site. An infected ingrown toenail will be sore, red and swollen, possibly with blood and/or pus along the side of it.

When you want a sun-kissed glow, sunless tanning products are a much safer alternative to soaking up the sun. But faux tanners can be tricky to use, leaving you with streaks and an unnatural orange color.

It can be complicated enough dealing with acne on your face, but dealing with blemishes on your back can bring heightened levels of embarrassment and distress. If you're African-American, blemishes on your back can leave unsightly pigmentation issues and even scars if not treated carefully.