The forehead is one of the most common areas for acne to appear. Pimples form when oil, dead skin cells and bacteria clog the inside of the hair follicle. What results is a whitehead, blackhead, papule or pustule, according to the National Institutes of Health.

Noxzema was invented in 1914, and became a favorite skincare product for many generations. The gentle face cleanser has a soothing eucalyptus scent and produces an invigorating tingle. Noxzema also has a line of skincare products specifically designed to fight acne.

The idea that exercise can reduce acne is often explained by the effect of sweating during exercise. Some so-called acne experts claim that sweating helps removes toxins from the body, therefore reducing breakouts. Unfortunately, while appealing, this theory has not been tested nor proven, at time of publication.

Pimples, or acne, are small, swollen irritations that occur on the skin when bacteria, dirt and oil get trapped in the hair follicles, according to MayoClinic.com. Popping your pimple might push the bacteria deeper into the skin, making the pimple worse. Instead, resisting your urge to squeeze.

It's always a relief when your pimples finally pop, but there's often the unlucky aftermath of a red spot, pit or scar. These marks can be just as disconcerting as acne itself.

Hair follicles dot the face, protecting it with a light coating of hair and secreting oil from the follicle's sebaceous glands, which keeps the facial skin soft and smooth. However, the sebaceous glands can overproduce oil or cause other buildup that results in acne.

Nothing puts a damper on a clear complexion quite like stubborn blackheads. Caused by an accumulation of dirt and oils on the surface of your skin that get trapped in your pores, blackheads can be difficult to remove. When blackheads crop up on your chin, resist the urge to squeeze them in an attempt to extract them.

Small bumps on the nose can develop on anyone’s skin. There are many skin conditions that can cause these bumps to occur - some that require the attention of a doctor. Therefore, it is important to understand the causes and treatments of small bumps on the nose area.

The amount of damage that an acne lesion does to the skin's layers will determine if a scar will develop. If damage is done to the lower layers, the dermis, it is likely that acne scarring will appear.

Acne is problematic no matter where on the body it shows up, but when it takes over a highly visible area such as your chin, it can be quite irritating. Acne is the result of your body producing too much sebaceous oil.

Corticosteroid medications are derivatives of corticosteroid hormones produced by the adrenal glands, and they are available in topical, oral and injectable form.

Clogged pores can cause blackheads, whiteheads or even skin infections. Oils, dead skin cells and debris can all clog pores. Keeping your skin clean is key, but finding the right cleanser may take some trial and error. This list provides you with some guidelines as to the best cleansers for clogged pores.