Does anyone else feel like PMS changes their personality completely?

When the fog of PMS descends, it can often feel quite otherworldly (Picture: Ella Byworth for Metro.co.uk)A couple of weeks ago, after my third cry in as many days in front of my new partner, I decided it was time to have The Conversation. He wasn’t in trouble – far from it – but it seemed only fair to explain to him why for the past few days my personality, mood and temperament had all undertaken a dramatic shift so intense that even I couldn’t relate to my own thou