You could try to put cold ice over it to calm down the bruising and then use a cloth and damp it in hot water(warm water) and wipe the bruise properly so that the blood can circulate properly. If you are having troubles breathing then why to relax your muscle, because if you are tense right now it will only make things worse.
And if it really hurt go to the hospital, dont take any risks.
Answer: Cornerback. Cornerback is the hardest position in football, and one of the toughest jobs in all of sports. Corners are some of the smallest men on the field, but typically the most athletic
Protein :Any of numerous large, complex naturally-produced molecules composed of one or more long chains of amino acids, in which the amino acid groups are held together by peptide bonds.
bile :A bitter brownish-yellow or greenish-yellow secretion produced by the liver, stored in the gall bladder, and discharged into the duodenum where it aids the process of digestion.
digestion :The process, in the gastrointestinal tract, by which food is converted into substances that can be utilized by the body.
nutrient :A source of the nourishment, such as food, that can be metabolized by an organism to give energy and build tissue.
insulin : A polypeptide hormone that regulates carbohydrate metabolism.