Dr. Mark Russell Ling M.D., PH.D.

Sunscreens are products that protect the skin from the harmful effects of ultraviolet radiations. Ultraviolet (UV) radiations from the sun, UVA and UVB, are known to damage the skin causing premature aging and even skin cancer. There are different types of sunscreens available in the market and the...

Healthy foods and healthy eating habits are the key for feeling and looking young. Moreover, healthy foods protect the body against a number of debilitating and chronic conditions, which add to the woes of aging. Healthy foods are known to prevent common conditions that normally develop with age...

A skin biopsy is a medical procedure which involves taking a skin tissue sample, processing it, and then examining it under a powerful microscope. Different methods exist for performing this procedure depending on the location and size of the skin abnormality. Any part of your skin that shows some...

What is scabies?Scabies is a contagious skin condition characterized by small and itchy red spots caused by a tiny mite called Sarcoptes scabiei. Mites tend to burrow into the skin, which urges an individual to itch. Itching often worsens during nighttime. Scabies can spread through prolonged...

IntroductionCondyloma is also known as genital warts. It is considered as a sexually transmitted disease (STD) that appears on the external genital region. It usually appears in the anal region, the upper vaginal portion, and in the urethra of males. The lesion appears raised and pinkish in...

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...