Healthy Summer Feet
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Protect Yourself in the Sun
Confused about UVA, UVB and SPF? Learn the best ways to protect your skin and stay healthy in the sun.
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Tanning damages your skin. Learn safer ways to achieve a healthy glow.
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Help for Common Skin Problems
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How to Catch Skin Cancer Early
Skin cancer is curable when caught early. Learn how to perform skin self-exams and when to get checkups.

Living with Psoriasis
Do you struggle with red, scaly patches or tiny bumps on your body? Here’s what you need to know.
Ask an Expert
Ask the Expert Team
Sutter Health
I'm female (58) who was raised at a high altitude and has a fair complexion. I have sunburned many times. My family has a history of melanoma. The skin on my face has darkened in blotches and I'm worried.
Although it does not sound like you have an immediate concern, anyone with a strong family history of melanoma should be checked by a dermatologist for a full body skin examination at least yearly. It is import... continue reading about I'm female (58) who was raised at a high altitude and has a fair complexion. I have sunburned many times. My family has a history of melanoma. The skin on my face has darkened in blotches and I'm worried.
Larry K. Fan, M.D.
California Pacific Medical Center
I read about a new procedure that heats up layers of facial skin using radiofrequency. It's supposed to help promote collagen on wrinkles and sags. Can you tell me if this really works, is it painful, and what is the cost?
Ten years ago, the only option we had to lift and tighten sagging skin was surgery. Today, there are a number of noninvasive skin treatments that can lift and tighten the skin without surgery. These noninvasive... continue reading about I read about a new procedure that heats up layers of facial skin using radiofrequency. It's supposed to help promote collagen on wrinkles and sags. Can you tell me if this really works, is it painful, and what is the cost?
Ask the Expert Team
Sutter Health
I just read information about sun protection, noting the ingredients necessary for a good sun screen. I checked the sunscreens I use and see NONE of those ingredients. Can you recommend a product with the best ingredients?
One does not need to look at the specific ingredients of a sunscreen to determine if it is effective or not. The main issues in choosing a sunscreen are evaluating its sun protection factor (SPF) and whether it... continue reading about I just read information about sun protection, noting the ingredients necessary for a good sun screen. I checked the sunscreens I use and see NONE of those ingredients. Can you recommend a product with the best ingredients?
Ask the Expert Team
Sutter Health
What are the best acne treatments for women over 35?
Acne is caused by heredity, hormones and stress. Years ago diet and cosmetics were blamed for acne, but current thinking downplays these factors. Often women who escaped teenage acne get adult acne, and it''s o... continue reading about What are the best acne treatments for women over 35?
Ask the Expert Team
Sutter Health
I have adult acne, but I'm also getting saggy skin now that I'm in my 40s. Would laser treatments help both?
The appropriate treatment for adult acne is medication prescribed by a dermatologist or primary care physician. These are medications applied topically to the skin surface and include tretinoin, benzoyl peroxid... continue reading about I have adult acne, but I'm also getting saggy skin now that I'm in my 40s. Would laser treatments help both?
Ask the Expert Team
Sutter Health
I burned my hand on the oven yesterday, and now the blister has opened up. Is it best to leave the burn uncovered so that it can dry, or should I bandage it?
A burn that blisters is usually a second-degree burn. This type of burn is treated as a minor burn if the area is not larger than 2 to 3 inches in diameter and not located on the face, hands, feet, genitals, gr... continue reading about I burned my hand on the oven yesterday, and now the blister has opened up. Is it best to leave the burn uncovered so that it can dry, or should I bandage it?
Steven Machtinger, M.D.
Mills-Peninsula Medical Group
What does it mean when a product is labeled “hypoallergenic?”
Here's a direct quote from the FDA about the term "hypoallergenic" as it relates to cosmetics:"Hypoallergenic cosmetics are products that manufacturers claim produce fewer allergic reactions than other cosmetic... continue reading about What does it mean when a product is labeled “hypoallergenic?”
Ask the Expert Team
Sutter Health
Since pregnancy and having kids, I've been getting stubborn-looking whiteheads on my face. They don't go away with exfoliation or being picked. They are clustered under my eyes and mouth. How can I eliminate the ones I have, and prevent new ones?
Anyone can be susceptible to getting the annoying facial bumps often called whiteheads. These small painless lesions are referred to medically as closed comedones. The presence of these whiteheads is one presen... continue reading about Since pregnancy and having kids, I've been getting stubborn-looking whiteheads on my face. They don't go away with exfoliation or being picked. They are clustered under my eyes and mouth. How can I eliminate the ones I have, and prevent new ones?
Toni J. Brayer, M.D.
Sutter Pacific Medical Foundation
I bruise very easily - and have since I was a child. Why am I like a banana?
A bruise occurs when small capillaries under the skin rupture and blood leaks out. It is usually due to trauma but it is common for some people to "bruise easily" or find bruises and not even remember any traum... continue reading about I bruise very easily - and have since I was a child. Why am I like a banana?