Kristina Liu, MD, MHS
Posts by Kristina Liu, MD, MHS
A variety of beauty and skincare products now contain hyaluronic acid, a substance naturally found in the body that retains moisture. But what benefits do these products offer, and are they worth using?
Different types of nail polish can have varying effects on fingernails, and have pros and cons depending on the chemicals used in making them.
Approximately 1% of the population has vitiligo, a skin condition in which areas of skin lose their color. While topical treatments and light therapy help some, research with a class of medications not previously used for this condition has shown promising results.
Just because you’re an adult doesn’t mean you are no longer susceptible to acne. Diet, medications, personal care products, stress, and a woman’s menstrual cycle can all contribute to acne production. Fortunately, there are many treatment options available.
A recent study has left many people concerned about whether the sunscreen they use is safe, but until results of further testing are available, the protection offered by sunscreen outweighs any potential risk.
As people get older, volume loss in the structural components of the face lead to many of the visual signs of aging. Dermal fillers, gel-like substances that are injected under the skin of the face, can help restore a more youthful appearance.
Actinic keratoses are scaly areas on the skin that, if left untreated, may develop into squamous cell skin cancers. A recent study compared several topical treatments used by dermatologists to treat this condition.
Using a moisturizer is good for your skin year-round, but a dermatologist explains that during the cold and dry months there’s more you can do to prevent or relieve dry skin.
A study found that a regimen of daily facial exercises led to fuller cheeks and a more youthful appearance among participants. But its small size makes it difficult to draw conclusions about the longevity of the results.