This will come as absolutely no surprise to the females of the world, but damn it feels good to have this scientific backing.
Professor of reproductive health John Guillebaud of the University College London has told Quartz that menstrual cramps, also known as Dysmenorrhea, is as painful as a heart attack.
We know, it's annoying that a man has finally acknowledged our period pain, but we'll take what we can get.
He has explained how period pain can be so debilitating that the only comparison of pain made to it is a near death experience, which is pretty wild.
Put that in every mans pipe and smoke it!