Dr. Christopher V Crosby M.D., PH.D.

Acne is often treated as a common beauty problem, but the fact is that it is far beyond a superficial skin problem.Although it is a very common skin problem and is not dangerous, it can sometimes end up leaving unsightly scars that can take a toll on confidence and self esteem. Acne is one of the...

What is Syphilis?Syphilis is a venereal disease that is transmitted through vaginal, anal, or oral sexual contact. It can also be passed from a pregnant mother to her unborn baby, or from an infected blood donor to a person who receives the blood contaminated with syphilitic bacteria through a...

OverviewA biopsy is a procedure that involves the removal of a sample tissue in the body to examine it closely under a microscope. The tissue is mainly examined to diagnose a certain disease. Some may use a needle or surgical methods to remove any lumps or suspicious nodules in the body. Some...

What is biotin?Biotin is also called vitamin B7. It is a water-soluble vitamin that is one of the vitamin B complex. The vitamin B complex as we all are aware is a group of key nutrients which are very much required for the good health of the nerves, heart, metabolism and digestive system. Biotin...

A rash is a general term used to refer to any visible outbreak of the skin. Heat rash also known as "prickly heat" refers to a condition of the skin that comes as a result of the blockage of sweat ducts. This is a condition that happens when the sweat ducts cannot excrete the sweat. Once these pores...

One of the most commonly asked questions by many people is whether rosacea is contagious or not. Rosacea is a common skin inflammatory condition affecting nearly 14 million people of the United States alone. It causes redness and a pimple like rash on the face, especially over the forehead, cheeks...