Repeated stress can create microtears in the tissue and lead to pain and stiffness. (cathe.com)
As you work out, your muscles create microtears which are repaired during your rest days, causing the muscle to grow back stronger and more efficient. (ballingerathleticperformance.com)
It's about galvanizing the full arsenal of repair mechanisms in your body: stitching together microtears in your muscles, ironing out the fascia when it gets jangled, reinvigorating mitochondria so you're brimming with energy rather than feeling worn down or burned out. (mindbodygreen.com)