HI I GOT BLACK MARKS ON BACK , AND I HAVE WEIGHT LOSS FROM LAST 1 YEAR 61 KG S TO 52 KGS , TYPICAALY I LOST 2 INCHES OF MY WAIST , I M AN EMPLOYEE , BASICALLY I M DOING NIGHT SHIFTS . I HAVE SO MANY dOUBTS. COULD YOU PLEASE HELP ME , WHAT CAN I HAVE TEST IN hOSPitals