The inflammation and buildup of mucus that occurs in a sinus infection can block the tubes. This type of blockage is known as obstructive eustachian tube dysfunction.

A team of researchers led by Xiaoguang Dong, assistant professor of mechanical and biomedical engineering at Vanderbilt ...

Taking probiotics may help relieve acid reflux. Learn more about how they can help, which ones to take, safety precautions, and more.