hi thank-you for providing the brief history of your fall. As you mentioned you had a fall what has to be understood here is the mechanism of injury. if you have by any chance twisted your neck and direct impact on the back than on a safer side to get an MRI done is advised. Also you mentioned your neck hurts and there is light tingling in the leg you should go an MRI so that the soft tissue Injury can be noticed. Also, undergoing a core strengthening, pelivc floor Strengthening, spine muscle Strengthening, lower limb strengthening, upper limb strengthening and neck muscle Strengthening will be advised. As you can become fit and avoid injuries if by chance you get a fall in future. Also for the cough , take steam first and then perfrom breathing exercises. there are types of breathing exercises like - deep breathing pursed lip breathing abdominal breathing costal breathing diaphragmatic breathing Also, if you have any localized pain in the chest region, like the bones of the chest, ribs? then an x-ray will be recommended for a safer side to localize any fracture. Any injury taken care now can be helpful for the future safety. I with you a good health. for any detailed queries you can ask a direct question and I will be happy to help you. regards Jay Indravadan Patel