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 ...

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 ...

A new study analyzing the immune response to COVID-19 in a Catalan cohort of health workers sheds light on an important question: does it matter whether a person was first infected or first vaccinated ...

Jailbreaking a video game console is a big deal: Once hackers can do it, they can push their hardware to perform actions it wasn't originally programmed for. The latest generation of video game ...

Ms. Feintzeig is a writer based in Connecticut. When I was 24, I traveled to India and had a hard time of it. There were canceled flights in Delhi, a trip to a tiny hospital in Kerala and a rickshaw ...

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 ...