What happens when a doctor's dismissal leads you to question your own sanity? This is what patient advocates call "medical gaslighting." Lara Parker knows all about the consequences of not being believed. She lives with pain all over her body. She's passed out from the pain multiple times. She's constantly nauseous, has horrible cramps, and has chronic vaginal and vulvar pain. But, after years of dismissal from doctors, Lara starts to wonder: Am I imagining it?