What is premenstrual dysphoric disorder (PMDD) and how can I treat it?

Charities suggest it takes on average 12 years to be diagnosed with the disorder

Premenstrual Dysphoric Disorder (PMDD) is a severe form of PMS (Alamy/PA)

Premenstrual dysphoric disorder (PMDD) is a severe form of premenstrual syndrome (PMS), and is thought to affect more than one in 20 menstruating women.

Actor and stand-up comedian Bella Humphries suffers from PMDD, and told the BBC: “My period sometimes makes me want to take my life.”