A common parasite long thought to lie dormant is actually much more active and complex. Researchers found that Toxoplasma gondii cysts contain multiple parasite subtypes, not just one sleeping form.

Medically reviewed by Lauren Schlanger, MD Key Takeaways A ganglion cyst is the most common cause of a lump on your hand or wrist and often feels round or oval. A carpal boss is a hard, bone-like lump ...

Ovarian cysts are fluid-filled sacs that form on or inside the ovaries for a variety of reasons. Often, they disappear on their own, but sometimes, they can grow very large, burst or cause an ovary to ...

Colino is a contributor for TIME. Colino is a contributor for TIME. Ovarian cysts, which are small fluid-filled sacs that develop in or on the ovaries, are very common and are usually harmless. In ...

Hailey Bieber has been vocal about her health journey. In recent years, the runway star opened up about her experience of ovarian cysts.Taking to her Instagram in April this year, she uploaded ...

Pineal cysts can occur in the brain’s pineal gland. While most people with pineal cysts never experience symptoms, some may develop headaches, vision changes, or sleep disturbances. Pineal cysts are ...

RIVERSIDE, Calif. -- A University of California, Riverside team of scientists has found that Toxoplasma gondii, a common parasite affecting up to one-third of the global population, is far more ...

Understanding when surgery is recommended helps women make informed decisions and avoid unnecessary anxiety about breast lumps ...