Most people get numb toes once in awhile, from wearing tight shoes or sitting or standing for extended periods of time. Persistent big toe numbness may be related to injury, nerve damage or poor circulation.

You can learn a lot about your general health and wellness just by paying attention to the state of your poop.

A contrast dye is sometimes injected into a vein during an MRI to improve the ability to see certain structures. All dyes used for MRIs contain a metal called gadolinium. These dyes -- called gadolinium-based contrast agents -- are generally very safe, but side effects are possible.

Pescatarians eat a diet similar to vegetarians. The main difference is that they choose to also consume fish and shellfish. Here's what else they eat.

You may wonder if it's safe to pop a cold sore, but doing so can cause more pain, risk the spread of the infection, and does not speed overall healing. Instead, there are other ways you can speed up the healing process.

Swelling in the legs and feet, also known as edema, can be triggered by a variety of situations or conditions that cause excess fluid to get trapped in the tissues. While medical management is essential, most of this swelling can also be improved by home measures.

Ligament sprains occur when your finger joints are overstretched. See your doctor if you injure your finger, even if it appears to be a minor injury. Ligaments can tear and may be accompanied by a bone fracture. Treatment for these injuries depends on the extent of damage.

May is Skin Cancer (and Melanoma) Awareness Month — read on to learn some vital information about preventing skin cancer and keeping your skin youthful, beautiful and healthy.

Flight attendants are at an increased risk for several types of cancers — and radiation exposure (from outer space) along with what's known as circadian rhythm disruption (from red-eye shifts and constant jet lag) have been cited as potential causes for the prevalence of cancer.

Actress Kate Walsh revealed that she was diagnosed with a brain tumor in 2015 - read about the symptoms that raised a red flag.

Are you the proud owner of a curved penis? You might be at a higher risk of developing several types of cancer.

You don't have to rely on the treadmill for all (or any!) of your cardio workouts. Here are a few fun alternatives to running.