Gallbladder attacks can happen suddenly — often without warning — and the symptoms can range from uncomfortable to alarming. For many people, the pain starts under the ribs or in the upper right side ...

A lot of research has explored the possible link between cancer risk and certain foods. While some food components and chemicals have been shown to increase cancer risk in lab settings, these findings ...

Potassium is a vital mineral and electrolyte that helps regulate fluid levels, support muscle function, and keep your heart rhythm steady. It also plays a key role in transmitting electrical impulses ...

An electrocardiogram, called an EKG or ECG, measures the electrical activity of the heart and collects data about heart's health. Typically, a doctor or technician places electrodes connected to a ...

Nitric oxide isn’t a nutrient you’ll find on food packaging — but it plays a critical role in how your body moves, recovers, and circulates blood. This molecule helps blood vessels relax and widen, ...

Some conditions are straightforward to diagnose, while others can be more challenging. Whether it is due to symptoms that overlap with other conditions or a lack of symptoms altogether, it can be ...

When a baby is on the way, it's an understatement to say a lot of physical changes are happening in the mother's body, and these changes can come along with some uncomfortable side effects. Some ...

Prions are pathologic agents that produce abnormal folding in the brain. These changes cause rapidly progressive neurological diseases that are difficult to treat and always fatal. Prions can be ...

Nabothian cysts are tiny growths that form on a woman's cervix. They are also known as cervical cysts, mucinous retention cysts, or epithelial cysts. The cervix or cervical canal connects the vagina ...

Lower back pain is extremely common, affecting millions of people every day. But what does it mean when the pain is felt only on one side? One-sided lower back pain could represent a minor issue that ...

In March 1991, a team of London ophthalmologists and visual scientists discovered one-fifth of people have unequal pupil size. The condition is scientifically referred to as anisocoria and is often ...

A nodule is an abnormal tissue growth that can appear anywhere in the body and can form for various reasons. Depending on their location, nodules may not cause symptoms, and many people with nodules ...