Harvard Health Content API

A band of tissue helps secure the tongue to the front of the mouth. If it is short, it can restrict movement of the tongue. This is called a tongue-tie. Having a tongue-tie is not necessarily a problem — but there are exceptions that parents should be aware of.

Many medications claim to relieve migraine pain, but some are more helpful than others. In a large study looking at real-world data on 25 drugs, migraine sufferers rated the most and least helpful options.

Infections after a prostate biopsy are rare, but they do occur. There are two ways to perform such a biopsy, with the one at higher risk of infection more common in the US. Researchers conducted a trial designed to compare the safety of the two methods.

Many efforts to improve health are also good for the brain. A study of nearly 400,000 people led researchers to develop a scorecard assessing 12 factors that contribute to the risk of dementia or stroke, making it easy to see where you're doing well and where you might do better.

Night blindness makes it hard to see in dim or dark settings, which can affect safety at home and make driving dangerous after dark. While the cause varies, there are steps people can take to address these problems.