Why Is Perimenopause Still Such a Mystery?

Angie McKaig calls it “peri brain” out loud, in meetings. That’s when the 49-year-old has moments of perimenopause-related brain fog so intense that she will forget the point she is trying to make in the middle of a sentence. Sometimes it will happen when she’s presenting to her colleagues in digital marketing at Canada’s largest bank in Toronto. But it can happen anywhere — she has forgotten her own address. Twice.