No. 2: Nonprofit

Nonprofit-770.jpg

2016 core members: 5.7 million

No. 2: Nonprofit
Read more on

Suggested Articles:

Online-only trainers make more money than those who trained online and in-person or just in-person.

Not only is the adult obesity rate increasing, but the rate of obesity for children also has increased, according to a report.

A study of more than 49.4 million visits to U.S. gyms found a COVID-19 positive rate that was more than 500 times less than the estimated U.S. average