Dr. James Simmons, nurse practitioner and founder of “Ask the NP,” discusses the differences between the three respiratory illnesses hitting us hard right now — COVID-19, respiratory syncytial virus (RSV) and the flu.

Plus, we talk about Celine Dion’s recent diagnosis with a rare neurological disorder called stiff-person syndrome. Dr. James explains what it is and how it could impact her career.

This segment aired on KTLA’s Off the Clock on Dec. 15, 2022.