Step 1: Enter your personal information     Gender: Male Female Age: Years Weight: Kg   Physical Activity Level Select one that matches your lifestyle for most days of week   You engage in light activities like walking slowly (strolling); mild stretching; sitting and playing with children; or light cleaning You engage in moderate activities like walking briskly slow leisure cycling; leisure swimmng You engage in vigorous activities like climbing hills, aerobics,body building, jogging, or soccer, tennis