Test Gym

Why Exercising Is So Tricky After Covid-19

Experts say not to resume exercise too soon. But what’s ‘too soon’?

For Adam Harmon, Covid-19 began with a bad headache. Then came the fever and muscle pains. “I felt really achy for a day or two,” says the 31-year-old Park City, Utah–based endurance athlete. Harmon has been a triathlete, “semicompetitive”…