1 It may cause rashes in hypersensitive people.  Iodine contrast can also cause an allergic reaction. Itâs an X-ray radiocontrast agent used for intravenous injections. Contrast dyes containing iodine have been responsible for severe allergy reactions (including deaths) in a limited number of hypersensitive people.
Do not resume a rigorous workout, because of the risk of further injury to the sore muscles. Massage is another way to reduce soreness. Massaging the muscles and promoting proper muscle relaxation will help keep muscle contractions down to a minimum.
You may notice some muscle aches while you are exercising. This is called acute soreness. More often, you may begin to feel sore about 12 hours after exercising, and the discomfort usually peaks at 48 to 72 hours after exercise. This is called delayed-onset muscle soreness.It is thought that, during this time, your body is repairing the muscle, making it stronger and bigger.You may also notice the muscles feel better if you exercise lightly. This is normal.his is called delayed-onset muscle soreness. It is thought that, during this time, your body is repairing the muscle, making it stronger and bigger. You may also notice the muscles feel better if you exercise lightly. This is normal.