The Hungarian supermodel and wife of actor Dylan Sprouse shared the update on Instagram on Sunday (Aug. 17), explaining that she had long believed her extreme fatigue, severe cramps, heavy bleeding, and sleepless nights spent on the bathroom floor were just part of her menstrual cycle.

Dylan Sprouse has married Barbara Palvin. Find out everything you need to know about her here.

year-old model said she’d been ‘dealing with the difficulties that can come with my periods’ for years before her diagnosis