The truth about The Change: Twitter star Dr. Jen Gunter is known for her sharp tongue, especially when she takes on the so-called wellness industry--including the celebs cashing in, like Gwyneth Paltrow, Suzanne Somers, Oprah and Dr. Christiane Northrup. But she's also a practising gynecologist and pain specialist, whose thorough research grounds her fearless advocacy for women's health. Born in Winnipeg, the single mother of twin boys now lives outside San Francisco and has just published The Menopause Manifesto, a follow-up to her bestselling The Vagina Bible

CHATELAINE: You're everywhere, but most astonishing is your Twitter feed. You're a force! JEN GUNTER: When I was on book tour in Canada [for The Vagina Bible], one woman said [...]