Dr. Alexander Robert Jack M.D.

A mole, or nevi, is a small group of pigmented cells that appear in different parts of the body; moles are an extremely common skin condition. They usually range from light brown to black in color, and may be found in small clusters or as one single lesion. These benign lesions first occur in...

New research has reported that exposure to pollution may double the skin damage caused by the Sun. The study reports that extreme weather and smoking may also increase the damage caused by ultraviolet radiations. The results of the study were presented at the annual meeting of the American Academy...

Heat rash is a generic term used to describe a skin infection that is caused by an intense heat exposure to the skin. As a result of the body being exposed to too much heat, there is excess sweating.This excess sweat mostly blocks the sweat glands, which leads to the trapping of perspiration in the...

IntroductionUrticaria is also known as hives, which are itchy and red welts that can be triggered by certain situations or substances. These welts may vary in sizes. They tend to repeatedly appear and fade away as the skin reaction runs its course. Each of these welts is said to characteristically...

Introduction to Maculopapular RashA maculopapular rash is a lesion that can appear as flat or raised skin. The name “maculopapular” itself is a blend of two words: “macule” meaning flat, discolored skin lesions, and “papule”, which means a small, raised bump. The skin lesions can merge...

According to a new study published in the journal, Science Translational Medicine, the root cause for the male pattern baldness is the presence of abnormal amounts of protein, prostaglandin D2, in the scalp. Prostaglandin D2 and its derivatives are known to inhibit the growth of hair. Male pattern...