Perimenopause is the transitional phase leading up to menopause — and it can start as early as your mid-30s, though most women begin noticing changes in their early-to-mid 40s. It ends when you've gone 12 consecutive months without a period, which is the official marker of menopause.

Perimenopause is the transitional phase leading up to menopause — and it can start as early as your mid-30s, though most women begin noticing changes in their early-to-mid 40s. It ends when you've gone 12 consecutive months without a period, which is the official marker of menopause.

What Is BHRT — and Is It Right for You? Bioidentical Hormone Replacement Therapy is one of the most misunderstood, and honestly, most life-changing tools in modern medicine. And at Revive Institute of Sexual Health, it's the foundation of almost everything we do.