Health A-Z Slideshows

Before you check in, check out some of the items and surfaces that could harbor bacteria and viruses.

Salt is more than just a flavoring. It can also help treat everything from stains on teeth to constipation. Find out more about all the uses you can find for this kitchen staple.

You might be surprised at how well your body works when you drink enough water. Find out exactly what can go right when you get your H2O.

Ready to start making your own natural cleaning products? With a few simple recipes, you can save money and enjoy a greener cleaning routine.

Does your cITP have you feeling fatigued? Try these energy boosters for a little more pep in your step.

There are lots of ways your house can make you sick if you’re not careful. Find out where the potential problems are and how to guard against them.

These important organs help filter waste from your blood and send it to your bladder. Find out how to keep yours in tip-top shape.

Mono may be known as the “kissing disease.” But that’s not the only way you can catch this viral infection. Find out how to tell you have it and what to do about it.

Why are your fingers puffy or swollen? And might they be something serious? Learns about some surprising reasons behind this condition.

It can be a shock to see blood in your pee. A number of conditions can cause it. Find out why it happens and what to do about it.

If you’re thinking about using an at-home DNA test kit, here are a few things to think about before mailing it in.

Always shivering when others aren’t? Here are some tips for warming up if you’re a “cold-natured” person.

Can’t chill out -- literally? Try these tips to cool off so you’re more comfortable.

Learn how things you have around the house -- from batteries to large TV sets -- can cause injuries to you and your kids. Find out what you need to do keep your family safe.

Are your housewares showing wear? Find out when you should replace everyday items to keep your home safe and healthy.

Do you smell something no one else does? Is it hard to breathe? Different conditions affect smell and breathing. Learn what your nose says about health.

It's no fun to wake in the middle of the night with your sheets drenched. Learn some common (and not-so-common) causes of night sweats and what to do.

Napping isn’t just for babies. It can be great for adults, too. Learn why.

Find out how dehydration, low blood pressure, arrhythmia, and other problems can make you feel woozy and even faint.

Menopause isn't the only thing that causes hot flashes. Find out what else can trigger these sudden waves of heat as your body tries to cool down.

From shoes to beauty routines to health problems, lots of things can cause foot trouble. Check out some easy ways you can keep your feet in good shape.

You’ve probably heard your body trying to tell you something after a session at the gym, but what was it? WebMD helps you sort through the noise to get to the real message.

While too much time in the sun can be bad for your skin and may lead to serious health problems, small doses can be good for you in several ways.

Can't figure out why you feel so hot? Our gallery shows you common and not so common conditions, substances, and situations that can make you feel hot.

Do you sometimes feel cold for no reason? Find out more about conditions that can make you feel chilly.