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Skin Information

Skin information provides great information about skin hygiene and appearance. Learn more about skin information at HowStuffWorks.

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Why Do Bruises Change Colors as They Heal?

It's super-weird that a bruise changes from deep purple to green to yellow during the healing process. What causes this?

Midnight Snacks Could Lead to … Sunburn?

Researchers from University of Texas Southwestern Medical Center have made a connection in mice between late-night eating and an increased risk of sunburn.

How Itches Work

Although everyone itches, the reasoning behind it has puzzled scientists for decades. They're also trying to figure out why scratching an itch relieves it — and feels so good.

Do vegetarians have smellier sweat than omnivores?

Some people think of vegetarians as "stinky." But does that stereotype have any basis in fact, and is it due solely to their plant-based diets?

How Can Skin Be Oily Yet Dry?

Combination skin can be oily in some areas by dry in others, making moisturizing and cleansing a problem. Learn how to treat combination skin.

Quick Tips: Are petroleum-based face creams good for sensitive skin?

Petroleum-based moisturizers are safe to use and inexpensive. But is it good for sensitive skins? Learn the pros and cons of petroleum-based moisturizers.

What is The Difference Between the Skin On Your Face and Your Body?

Skin on your face and skin on your body are very different. Learn how they vary and the best ways to get healthy skin on your face and your body

5 Common Causes of Skin Irritations on the Face

Skin irritations on your face, like rashes and welts, can be embarrassing. Learn the usual causes of skin irritations and how to get rid of them quickly Meta Keywords: skin irritations, skin irritation on face, skin rashes, welts, redness on face

5 Reasons Sugar Hurts Your Skin

You may like sugar, but your skin doesn't. This kitchen staple can cause big skin problems. See why cutting out sugar helps your skin care routine.

5 Things to Know About Thin Skin

Bruise easily? You may have thin skin – a common problem associated with aging. Learn what causes thin skin and how to prevent it.

Quick Tips: Does taking an aspirin daily affect your skin?

While daily aspirin therapy is believed to be beneficial for people at risk for heart attack, stroke and certain cancer types, there are risks that have to be weighed.

5 Things to Know About Lactic Acid in Skin Care

Do you want beautiful skin? Check out the various ways lactic acid can improve your skin. Do these tips for great skin using lactic acid.

Skin Type Image Gallery

How much do you know about skin types? Do you know yours? Scroll through these photos to learn about skin types.

Foods for Beautiful Skin Pictures

What you eat can make a big difference in your health and appearance. See these pictures to learn about foods that are great for your skin.

Quick Tips: 5 Ways to Feed Your Skin the Nutrients It Needs

Unhappy with your dull complexion and sagging skin? Before resorting to surgery, try eating the five foods on our list to rejuvenate your skin and take years off your look.

Quick Tips: 5 Best Fruits to Help Skin

They say an apple a day keeps the doctor away -- but can it keep the dermatologist away, too? And what can other fruits do for your skin?

Top 10 Foods for Beautiful Skin

Selecting the right foods can help brighten your complexion from the inside out or the outside in. So should you skip the beauty counter and head for the grocery store instead?

How Sweat Works

Sweat is your body's way of cooling itself. Learn about eccrine and aprocrine sweat glands, how the body makes sweat, why we sweat and what factors affect sweating.

How many skin cells do you shed every day?

What happens to dead skin cells when they fall off your body? Are you sure you want to know? If you're sure you want the answer to this question, get ready for some staggering numbers.

5 Ways Your Skin Changes During Adolescence

Adolescence seems like the worst surprise ever -- where did all of this hair and these bumps come from? And why do I smell terrible? Don't despair -- we've laid out five ways skin changes during those years so you'll know what you're dealing with.

5 Differences Between Adult and Baby Skin

Is your bottom smoother than a baby's? We didn't think so. Are you suffering from diaper rash? We hope not. So why is the skin of these pint-sized humans so different from mine and yours? We'll give you five reasons.

5 Medicines that Cause Sun Sensitivity

Some medications clearly don't mix. Taken together, certain drugs can cause serious harm, if not death. And some require users to avoid the virtually unavoidable -- the sun.

How does your skin eliminate waste?

Your skin is your body's largest organ and protects you from the elements, but how does it protect itself from toxins? Believe it or not, you actually do most of the work.

How does my skin anatomy change as I get older?

Aging skin is a fact of life. At some point in each of our lives, our smooth and supple exteriors become dry, wrinkled and saggy. And although much of aging is biologically inevitable, there are some things you can do to protect yourself from the ravages of time.

5 Foods That Can Change the Way You Smell

Gum. Breath mints. Deodorants. Perfumes. We put a lot of work into controlling what we smell like. So which foods are most likely to undo it all?

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