As the Expedition 73 and Axiom Mission 4 (Ax-4) crews kept up their ongoing space biology studies onboard the International Space Station, one of the research included that of brain research.

Do you suffer from carpal tunnel syndrome? Brad: Well, today, we're going to show you the three best self-tests you can do to find out if that's what you have. We'll go through it in detail. Mike: So ...