Contestants in Bahrain must lose at least 2 kilograms during the month . They will receive 1 gram of gold for each kilogram of weight lost . Officials complained of problems when people break their fast during February .
Contestants in program must lose at least 2 kilograms during the month . They will receive one gram of gold for each kilogram of weight lost . Officials warn of overeating when people break their fast during Ramadan .