I have had muscle pains in my legs for 3 days. Quads, calves, and hamstrings especially. Also Sunday me groin and abdominal pain. It feels like cramping. I feel like I started a squatting workout, only I haven t. Now the past day and a half, my forearms and biceps are very sore. I haven t done any new type of workout, but feel like I have. Only muscle soreness, not joints.