Scarlet Kaitlin Wallen, a 21-year-old woman residing in the United States, has courageously shared her harrowing journey of living with a rare medical condition known as Persistent Genital Arousal Disorder (PGAD). At just six years old, Wallen began experiencing relentless sensations in her genitals, akin to "pins-and-needles," which would soon evolve into a constant state of excruciating arousal.