runner complaining suffering back ache after sport

30s accident ache adult arthritis athlete back backache backbone bad complaining contracture cramp difficulties disabled distension emergency exercising fibromyalgia fitness grabbing guy gymnast health healthcare hurt injured injury jogger jogging joint low lumbago male man marathon massaging medical muscle muscular nerve osteoporosis outdoor overexertion pain people person physical problem road rubbing run runner spasm spine sport sportsman sprain sprained strain stress suffering symptoms therapy training treatment trouble vertebra wounded young