"a federal public health agency of the U.S. Department of Health and Human Services. ATSDR serves the public by using the best science, taking responsive public health actions, and providing trusted health information to prevent harmful exposures and diseases related to toxic substances."

Covid-19 (Coronavirus)INFECTIOUS DISEASE articles. Free from Academia.edu

This resource provides consumer information about genetic conditions and the genes or chromosomes associated with those conditions.

Read about symptoms, causes, treatment and prevention for over 900 diseases, illnesses, health conditions and wellness issues. MedlinePlus health topics are regularly reviewed, and links are updated daily.

"Physicians, scientists and other medical experts dedicate a portion of their clinical time to this site...giv[ing] you access to the knowledge and experience of Mayo Clinic."

The PubMed Dietary Supplement Subset, a collaboration between the NIH Office of Dietary Supplements and National Library of Medicine (NLM), has replaced the International Bibliographic Information on Dietary Supplements (IBIDS) database (1999-2010).

PubMed's Dietary Supplement Subset resulted from collaborative efforts of the National Library of Medicine (NLM) and the Office of Dietary Supplements (ODS) at the National Institutes of Health (NIH). It facilitates searches for information on vitamins, minerals, botanicals, and other dietary supplements in categories such as chemical constituents, bioactivity, clinical trials, interactions, and adverse effects.

To change the world's diet requires a network of great minds and innovative leaders. The Rudd Center marshals the talent of a diverse group of global experts on obesity to improve the food environment and fight weight stigma.

"Trusted, concise and correct discussions of diagnosis and therapy."

The WebMD content staff blends award-winning expertise in medicine, journalism, health communication and content creation to bring you the best health information possible. Site also contains symptom checker.