To diagnose a problem with the port, try using a different battery and cord for a while. Damaged Power Cord. The power cord is a wire inside a plastic sheath, and the wire can break with or without damage to the sheath. If the power goes on and off as the cord is moved or bent, the wire is likely broken.
You can work out if you're sore. Don't exercise the same muscle groups that are hurting. Do legs one day and exercise your upper body the next. By doing so, you'll still be able to get exercise and allow your lower body to recover and rebuild.
Tips for Relieving Muscle Soreness. Use these tips the next time a workout has your muscles aching for relief. by by Shawn Perine. You've felt it before and, if you're doing things right, you'll feel it again. Yes, of course, there's that too. . . but what we're actually referring to here is muscle soreness. You know, the byproduct of a no pain, no gain approach to training. Assuming it isn't actual pain, as in torn ligament/cracked bones pain, the soreness that comes after a good, hard workout is a good thing, in a sense.