A hydrogen breath test can help determine if you have one of a few conditions that can affect your digestive health. It may tell you if you have too much bacteria in your gut, if you are lactose ...

Breath testing involves the collection of breath samples to measure specific gases in the exhaled air and may be used to diagnose several different gastrointestinal conditions. Despite similar steps ...

Allison Herries, RDN, is a registered dietitian for a telehealth company. In her role, she provides nutrition education and counseling to help her clients set and reach their personal health goals.

Hereditary fructose intolerance is a genetic disorder. Your body lacks the necessary protein or enzyme that’s needed to break down fructose when you have fructose intolerance. That means your body can ...

People with fructose intolerance cannot digest fructose as normal and may experience bloating, abdominal pain, and diarrhea. There are three types of fructose intolerance, not all require treatment.

Wondering if your digestive symptoms could be fructose intolerance? Experts explain what it is, how it’s diagnosed, and how to manage your diet.