Cold therapy, also known as cryotherapy, is applying cold to an area of the body that has been injured to reduce inflammation (swelling). The cold, when applied to injuries, has a numbing affecting on an injury which helps to reduce pain. This helps in promoting healing and recovery.
A common way of applying cold to an injury is the use of reusable cold packs that have been chilled or frozen. Cold packs are designed to be pliable and soft and come in various sizes. This form of cold therapy treatment is more economical than other forms
Other methods of applying cold therapy are cold compression, topical pain relief, and cold massagers