Erik Lochtefeld is back to acting and marathon training after a glioblastoma diagnosis and complex surgery at NYU Langone.

While putting a robot in between a patient and their brain surgeon sounds risky (and it is), Aldahash, a consultant neurosurgeon at King Faisal Specialist Hospital and Research Centre in Saudi Arabia, told Business Insider that Almutrafi recovered four times as fast as the average patient.

Katie Jackson desperately wants a new treatment for Huntington’s disease. Her husband died from the devastating brain disorder. And because the disease runs in families, her three children have a 50% chance of inheriting the condition.