My friend got in an accident and his body is stressed. What are some remedies to soothe a stressed body?

Other causes of Tics. 1- tardive dyskinesia 2-stimulant. Methylphenidate (ritalin), amphetamine, (dextroamhetamine, dexedrine (dextroamphetamine). Penoline (cylert), cocaine.
Need more data. Was the stress from the accident physical or emotional or both? Either can cause the body to be stressed. Start with the answer to that question and that can point you to soothing remedies. What are the symptoms of the stress? They are the major factors in what should be done to help soothe your frien's stressed body. It's great that you are determined to help him get through this.