Dr. Mark Grogan Tusa MD

Ringworm, or tinea, refers to a fungal infection of the skin. The term ‘worm’ is derived from the old belief that the disease was caused by a worm. The term ‘ring’ refers to the characteristic ring-shaped patches produced by the fungus on the skin. Infection is often found in the outer layer...

Ingrown hairs are a problem worsened by improper shaving techniques, excessive dehydration of the skin because of lowered fluid intake, and the habit of wearing close-fitting clothes. When hair removal becomes the primary trigger for this condition, it pays to regulate one’s habits to avoid...

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...

What is albinism?Albinism is a group of genetic disorders that cause little or no production of the natural pigment called melanin. The color of your skin, hair, and eyes depend on the type and amount of melanin produced by your body. Most individuals with albinism have sun sensitivity, which makes...

Whether you are beauty conscious or not, dark circles under your eyes is a concern. These dark marks are sure to take away the fresh look from the face. It may even make you look ill. One of the most common causes of darkness under the eyes is the presence of excessive fluid beneath the soft skin...

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...