Having a pimply rash on your body can cause a lot of pain, discomfort and possibly embarrassment. A variety of reasons, such as viral or bacterial infections, could explain a pimple-like rash all over your body.

Constant elbow movement makes the skin in this area thicker; as such, elbows are more susceptible to rough, dark and dry patches. Dead skin builds up easily over the elbows, which can lead to the darker pigments, and dry skin can make the area scaly and patchy.

Molluscum contagiosum is a skin infection that creates small wart-like growths on the skin. The disease is common in young children because they are more likely to come into contact with others with this easily transmissible disease, but adults as well as people with weakened immune systems can also be at risk.

A skin mole is a growth that appears on the skin randomly. A mole is usually raised off the skin and dark brown in color, although occasionally they can appear flat on the skin and be pink or peach-colored.

A rash that develops after taking a probiotic supplement may be a sign of an allergic reaction. Because a rash is not a common side effect of taking probiotic supplements, you need to call your doctor and discontinue use of the product.

Cold sores are painful, itchy, inflamed clusters of blisters that typically appear on the edges of the lips or around the nose. They are caused by a version of the herpes virus. Once a person has the virus, it hibernates in the body, occasionally becoming active and producing a cold sore.

Stretch marks are called as such because they develop when your skin has stretched significantly in a short period of time. Common reasons for developing stretch marks are pregnancy, rapid weight gain and steroid usage.

An allergic reaction that causes bumps on the skin is often from allergic contact dermatitis. Direct contact with an allergen causes the area to become inflamed. A systemic allergic reaction can also cause hives on the skin. Consult with your doctor for a proper diagnosis and treatment of the bumps on your skin.

Crestor and its generic form, rosuvastatin, are cholesterol-lowering drugs known as a statins. These medications lower low-density lipoprotein, or bad, cholesterol while increasing high-density lipoprotein, or good, cholesterol.

Allergies are triggered by a variety of things that don't bother most of the population -- pet dander, dust mites, mold, insect stings and certain foods. However, it's also possible to have an allergy to UV light -- a sun allergy.

So you're sitting in a job interview, on a first date or even standing at the altar when it happens: your foot itches uncontrollably. It's not some garden variety itch that will eventually go away if you don't think about it.

Cellulitis is a common bacterial infection in the deepest layer of the skin, according to MayoClinic.com. It’s usually caused when bacteria get into an injury in the skin. It is treatable with antibiotics, but in some cases the infection can spread rapidly through the body and may endanger the patient’s life.