Dr. Juliana Kim Choi MD

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...

Sweat glands cause perspiration whenever there is an increase in temperature, fever, or when you are involved in physical activity. Perspiration is also seen when one is nervous, anxious, or under stress. When none of these factors are present, the signals for the production of sweating are normally...

Cold sores, also called oral herpes, are highly contagious fluid-filled blisters on the lips and around the mouth. In most cases, cold sores are not that serious, but they can be life-threatening for people who have a weakened immune system such as people with AIDS. On the other hand, canker sores,...

When it comes to keeping your skin smooth and hairless, laser hair removal might not be the first solution that comes to mind. It is known that laser hair removal requires more planning than simply shaving or using depilatories. However, maybe you have reached that point in your life where you are...

Lupus is an autoimmune ailment. This means that instead of your body’s regular defense system attacking viruses and bacteria, it destroys healthy tissues. This causes swelling. Symptoms include extreme fatigue, hair loss, rashes, cognitive dysfunction, severe muscle and joint pain, ulcers in the...

An abscess is a soft swelling or bump on the surface of the skin filled with pus surrounded by pink to reddish skin, which develops in response to a foreign body or an infection. The middle part of the abscess is filled with debris and pus, and is often warm to the touch.Abscesses are usually...