Dr. David S Lockman MD

What are Comedones?Comedones refer to skin bumps, which are a result of clogged pores. A single bump or lesion is called a comedo. Skin pores can be fully or partially blocked and often lead to the formation of whiteheads and blackheads. Mild acne involves the presence of whiteheads and blackheads,...

What is actinic keratosis?The human body can produce lots of vitamin D when the skin is exposed to the sun. However, too much sun exposure can also wreak havoc on the skin. One of the examples of skin problems due to sun exposure is actinic keratosis, which is characterized by scaly rough patches on...

IntroductionDermatophytes are fungi that get nutrients from keratin for growth. They usually affect the skin, nails, and hair. The species that commonly invade the keratin are those that belong to the genus Trichophyton, Epidermophyton, and Microsporum. Fungal infections produce ring-like...

IntroductionThe scabs that occur on the scalp can be quite itchy, frustrating, and unsightly. Scratching the scalp can also worsen the problem along with increasing the risk of developing an infection. In most cases, the scabs on the scalp tend to clear up on their own without the use of...

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...

Cold sores are inflamed fluid-filled blisters, which appear in clusters on and around the mouth or lips. They can be seen when a person has a weakened immune system during fever, cold, or any other disease. Usually, cold sores are not harmful and should heal on their own within two to four weeks...