A new study suggests that people with obesity have higher rates of mortality and hospitalization from a variety of infections from viruses, fungi, parasites and bacteria ...

Three types of parasites can cause disease in humans. They are protozoa, carried by mosquitos, helminths, such as roundworm, and ectoparasites, for instance lice and bed bugs. Parasites are organisms ...

Obesity is associated with multiple non-communicable diseases (such as type 2 diabetes, various cardiovascular and musculoskeletal diseases, and some cancers) and detrimental psychosocial consequences ...

Cellulitis may have different symptoms depending on the type of bacteria involved and where on your body it affects. These factors may influence which antibiotics a doctor prescribes to treat ...

Mark Gurarie is a writer covering health topics, technology, music, books, and culture. He also teaches health science and research writing at George Washington University's School of Medical and ...

Find out how different vaccines for the coronavirus cause your body to create antibodies that fight the virus.