A slip on the ice or lifting in an awkward position may cause a muscle strain. Pain and stiffness occur when you move. This may last for a few days. Small muscle tears and more extensive pain, swelling and bruising occur. The pain may last 1 to 3 weeks.
Muscle becomes torn apart or ruptured.
You may have significant internal bleeding, swelling and bruising around the muscle. Your muscle may not function at all. Seek medical attention immediately. You can do this using anything from splints to crutches. R est the injured limb.