What Actually Happens to Your Periods in Perimenopause If your periods have suddenly gone rogue… coming earlier, later, heavier, lighter… or just doing whatever they fancy… You’re not imagining it. Welcome to perimenopause — the phase where your hormones start shifting, and your cycle stops playing by the old rules. Let’s break down what’s actually happening — and more importantly, what you can do about it. What’s Going On Inside Your Body? Perimenopause isn’t one clean, smoo