question: Im a 57 yr old woman,,loosing weight,under great deal stress family issues,,worries,,how do I know if more of a medcal issue,,i am 5,4inch small frame,but due to no auto at moment walk a lot to bus transportation,,job stressful,,how can I put weight back on also going thru menopause,i take vitamins,,extremely fatigued,,,i do drink a lot of coffee,family is worried ,.