Body pain or muscle pain which is extended for a long period of time can led to a severe health condition. Muscle relaxers are very effective on muscle pain. Intake of muscle relaxer can provide instant relief from muscle pain. Pain occur due to injury, cut, burn, accident, post labor pain, post surgery pain etc. can be easily treated by muscle relaxer. Muscle relaxer block the nerve to send pain sensation to brain. However muscle relaxer will be more effective when it is use with proper rest and exercise. Here is a detail explanation about  body pain treatment. Check this.