While sleep is often viewed as a peaceful escape from the demands of the day, it’s also when an invisible ecosystem on your face springs to life. Every night, microscopic creatures called Demodex ...

Malaria parasites can hide in people’s bodies for years or even decades without causing symptoms by shutting down the genes that make them visible to the immune system, a new report found. This ...

Parasites are a major global health problem, underlying many human diseases worldwide. For example, Plasmodium falciparum, ...

More than 90% of popular freshwater fish in Southern California are carrying human-infecting parasites, researchers say. This poses a significant danger for those who like to eat freshly caught ...