Thick, brown belly button discharge may happen if you haven't washed your belly button in a while. This discharge is likely caused by skin cells, sweat, dirt, fungi, and bacteria build-up and can be ...

By isolating these cysts, digesting them enzymatically, and analyzing individual parasites, we were able to gain a view of chronic infection as it occurs in living tissue." Discover the latest in ...

Boils are painful, pus-filled, and are caused by infections like Staphylococcus aureus. Cysts are painless, non-infectious growths filled with keratin or other substances. Antibiotics may treat boils ...