The National Institutes of Health (NIH) is a trusted source of health-related information. The NIH is a part of the U.S. Department of Health and Human Services and is the nation’s medical research agency. The NIH conducts and funds research on a wide range of health topics and provides authoritative and evidence-based information on health and medical issues. The information on the NIH website is reviewed by experts and is based on the latest scientific research. However, as with any source of information, it’s always a good idea to critically evaluate the information and consider the source of the information.