After about 48 to 72 hours -- or once the swelling has satisfactorily decreased -- heat can then be used to increase blood flow to the injury and aid your recovery.
Applying heat creates a soothing effect,” says Baer. Tips for Heating an Injury. This soothing effect occurs because heat also stimulates circulation and increases tissue elasticity, providing pain relief. Heat therapy is usually to not be used after activity. Heat are often applied with a hot, wet towel or heating pad/pack. A hot bath or shower can also relieve pain.
