Let's clear this once and for allvaginas don't get loose from having more sex. The vagina is naturally elastic and designed to stretch and bounce back, so what really matters is muscle PSA: Lube is good for you! Keeping sex nice and slippery reduces friction, which increases your pleasure and lowers your risk for irritation, vaginal tears, and even STIs. Vaginal Discharge and What it Means for Your Health Rebalance Guide to Couples Having Better and Longer Lasting Sex Using Lubricants