Goose bumps occur when tiny muscles within your hair follicles contract, usually in response to cold, fear or another intense emotion. Many people experience a persistent or recurring skin rash that resembles goose bumps, due to involvement of the hair follicles.

Eczema is a skin inflammation that itches. Most common in children, the condition is chronic and can last into adulthood. Atopic dermatitis is the most common form of eczema, affecting 10 to 20 percent of children and 1 to 3 percent of adults, according to the American Academy of Dermatology.

If you notice more than snowflakes on your shoulders this winter, you may be suffering from dandruff. Although dandruff can worsen in winter, those frustrating flakes are not actually caused by cold, dry air. The primary culprit is an overabundance of malassezia fungus.

Your chickenpox experience may be more than a childhood memory. Bumps on the skin of the spine, if accompanied by other specific symptoms, could indicate that you have shingles. Shingles, or herpes zoster, is a condition caused by the varicella-zoster virus, the same virus that causes chickenpox.

Cold sores and fever blisters are names for oral herpes, a viral infection caused by the herpes simplex virus.

Chlorine and bromine are toxic chemicals used for many purposes. One of the most common uses is to disinfect water. Chlorine and bromine are highly reactive and form acids in water. These acids neutralize harmful microscopic organisms.

Plantar warts are benign growths that occur on the sole of the foot. They are caused by the human papilloma virus (HPV), which enters through small cracks in the skin, according to the Cleveland Clinic. HPV can be picked up by walking barefoot in public areas, such as gyms, pools and dormitory showers.

Discolored perspiration can be unsightly, embarrassing and expensive to remove from your clothing. There are many different causes of sweat discoloration, and therefore different treatments and solutions for the problem.

For sufferers of traction alopecia, the key to curing it begins with changing hairstyling methods. Pulling hair tightly into ponytails or braided hairstyles may trigger permanent hair loss. Dermatologist Dr. Jeffrey Benabio says traction alopecia causes scarring of the hair follicle.

Anal itching, or pruritus ani, is a common yet embarrassing problem. Anal itching is usually an isolated symptom in a healthy individual. People are able to treat many causes of anal itching at home.

Coal tar shampoo is a keratolytic agent, meaning it softens the skin protein keratin. This makes it easier to remove thickened, dead, dry skin cells. Coal tar shampoo is effective at relieving skin dryness, flaking, itching, redness and scaling caused by eczema, psoriasis and seborrhea, according to Drugs.com.

When thinking of night sweats, one of the first thoughts usually goes to women who have reached menopause. The truth is, men get night sweats too. There are numerous things that can cause night sweats, ranging from minor to serious medical conditions that require immediate medical attention.