15 secrets that a sports instructor will not tell you

8. Gymnasiums expressly reserve members

Busy gym
Crowded gym | bowdenimages / iStock / Getty Images

Gymnasiums make money when people do not go home. And what is sad is that a very large part of the population register to become a member of a gym with good intentions, but only to stand surety. Recent statistics show that the 62.5 million people attending a gym in the United States use it less than a third of the year (104 days). Because people are rarely coherent, gyms overbook members. That's why you may find it more difficult to find an open treadmill in early January, when most people will join a gym, than in April, when everyone forgoes their resolutions from the gym. New Year.

following: Prepare to sweat this summer.