Health Conditions

In 2015, Selena Gomez returned to the limelight and opened up about having been diagnosed with an autoimmune disease. Here's a look at her history with lupus.

Dyes used in such foods as candy, canned veggies, cheese, ice cream, ketchup, and hot dogs could be harmful to you health.

People love cats, but some people love cats better from a distance. Getting near a cat can set off allergic reactions that range from irritating to dangerous.

Eggs are one possible trigger for IBS, which is tricky to both diagnose and treat, since each person will experience different symptoms and triggers.

Colorectal cancer is the third most common cancer in both men and women and it's important to keep up with preventative action to protect against it.

A number of remedies exist to treat cold sores with varying levels of success, including the recommendation to put toothpaste on a fever blister to treat it.

Eating a proper diet is key to preventing heart disease, and Health Digest spoke with Dr. Loretta Friedman to find out specific ways to address your diet.

One of the difficult things about heart disease is that it has many causes. Heart defects and diseased heart muscle can be causes—but there are others too.

Anything that interrupts your sleep can be annoying, especially if it's painful. Getting a headache at the same time every night could have a few causes.

While there are some treatments to ease headache discomfort, sometimes these are not effective — and there may be a good explanation why.

How much exercise is enough, and what happens to your heart with daily, deliberate physical activity?

Researchers have been looking into the exact ways that alcohol, and specifically wine, can cause headaches.

Though it is rare, it is possible to be allergic to the cold. In fact, you might be allergic to cold weather if this happens.

While it may not sound the most appetizing, some people might find themselves craving - and actually eating - chalk. Why does this happen?

Stress is known to wreak havoc on the body, but studies have found that physical or emotional stress may actually cause a fever in some people.

For years, studies have suggested that vitamin D, while important for healthy bones, is also relevant for fighting viruses.

The stomach flu is an infection of the intestines that can be caused by a variety of germs. How long are you contagious if you have it?

Have you heard of something called "broken heart syndrome?"

Although the flu affects up to 8 percent of the United States population each year, there's still plenty of myths circulating about this illness.

Even at normal temperatures, your hands may get uncomfortably frigid when you've been typing for a long time — but what causes this?

Approximately 50 to 80 percent of American adults are affected by herpes simplex virus-1 (HSV), the virus responsible for cold sores. This is what really causes cold sores and how to prevent and treat any outbreaks.

On the day you get a flu shot, you could rightfully pick up a pizza, drive home, and set up camp on your couch for the evening. If you'd rather head to the gym for your favorite spin class, but you're concerned since you have just received a vaccination, then you can breathe a sigh of relief.

Congratulations! You've just finished your cardio and strength routines, and you're feeling good. Your body feels tired but strong all at once. You're humming the last song on your playlist. The sweat is still pouring — but for some reason, your feet are cold. Here could be the reasons why.

If you've ever wondered why your arm hurts after getting a flu shot, look no further. Soreness or pain in the arm and shoulder area is caused by inflammation. Why does this happen?

It's hard enough dealing with the discomfort and pain caused by illness. And it's even worse when you're not sure what kind of sickness you have. Is it the common cold — or is it a sinus infection, which might require a trip to the doctor for treatment?

Your cold symptoms are finally gone, and it appears the time has come to re-enter society as the healthy human you are. But before you dive in, press pause on those plans to resume daily life and consider others around you.

The cold sweats, chills, debilitating headache, and muscle aches; there's no denying that having a fever can make you feel quite lousy. However, that pesky high temperature that's making you feel miserable is actually an indicator that your body is working for your own good.