At Fivex3 Training, a gym in Baltimore, several mornings a week are reserved for older people to train.

Going to the gym is a great way to get exercise — once you get into your gym duds and motivate yourself to start working out. But in other parts of the world, there's a different way to stay fit.

During lockdown, gyms were out of the question. But some people felt more comfortable exercising at home, and companies hope to keep attracting new users by making VR apps more addictive and fun.

During lockdown, gyms were out of the question. But some people felt more comfortable exercising at home, and companies hope to keep attracting new users by making VR apps more addictive and fun.

And what about those outdoor tents that gyms and spin studios are setting up? Is it safe to exercise in there, too?

Gyms are reopening with fewer people and more protocols, and they want to rehabilitate their pandemic-battered image. Although there's not much evidence, they say the science is on their side.

COVID-19 safeguards have created a black market for gyms.