Should I use ice or heat on my back when it is sore?

For the most part, injuries of the back can be classified into two categories. They are either called ACUTE or CHRONIC... Acute injuries are those which are relatively new (that is within the last week or so). Chronic injuries are those that have been around from several months to many years. A good example of an acute injury is an ankle sprain. A chronic injury is like that aching shoulder you still feel after you separated it 15 years ago while playing ice hockey. Besides duration of pain, usually the symptom severity differs. Acute injuries often generate sharp, stabbing or shooting pain. Chronic injuries often are described as nagging or a dull ache. So, when do you use ice and when do you use heat? A good rule of thumb is to remember this: