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Ischemic colitis
Ischemic colitis occurs when a part of the colon experiences a decrease in blood flow. It can cause serious complications but usually resolves on its own.
Systemic mastocytosis
Excess mast cells can build up in skin, bone and organs. When triggered, the cells release substances that can cause allergic reactions and organ damage.
Niacin to improve cholesterol numbers
Niacin is a B vitamin that can boost levels of high-density lipoproteins (HDL), the 'good' cholesterol, and lower triglycerides. Find out more.
Hiatal hernia
A hiatal hernia occurs when part of the stomach bulges into the chest. It can cause severe heartburn but is treatable.
Dietary fiber: Essential for a healthy diet
Some of the health benefits of eating dietary fiber might surprise you. Find out what fiber can do for you and how to get more in your diet.
Cholangiocarcinoma (bile duct cancer)
Learn about symptoms, risk factors, diagnosis and treatment, including transplant, for this rare cancer that affects the bile ducts of older adults.
Inherited metabolic disorders
Caused by gene changes, these disorders affect the body's ability to change food into energy. They also affect how energy is used, such as for cell repair.
Rectovaginal fistula
This open tunnel connects the rectum and vagina, allowing gas or stool to pass into the vagina. Learn about rectovaginal fistula treatment and self-care.
Chronic stress puts your health at risk
Your body's stress reaction was meant to protect you. But when it's always on alert, your health can pay the price.
Anal fissure
Learn what causes a tear in the anus and how to prevent or treat this often painful condition.
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