"I'm fat", says 17-year-old Keli to her boyfriend, who is also 17 years old. There is some truth to Keli's statement because the average 17-year-old girl has _____ times the percentage of body fat as a 17-year-old boy.
According to studies conducted by various medical professionals it is said that on average 17-year-old girls have two times the percentage of body fat as a 17-year-old boy. This is caused by the difference in hormones that exists between both genders that regulate many aspects of the individuals body, one of which is body fat.
