It may not take expensive scans and tests to show how healthy you are — an old-school exercise might tell you everything you need to know. Fitness experts revealed that classic workout jumping jacks ...

Look, I used to think those “100 jumping jacks = 10 calories” calculators were gospel. Then I started paying attention to real people doing real workouts, and wow – was I wrong. Those generic formulas ...

When Kusum Sinha, the superintendent of Garden City Public Schools in New York, took a trip this summer to Finland, Estonia and Sweden with other district leaders, she came back wishing she could ...

The 74 reports that incorporating physical activity in schools, like quick workouts, can boost students' test scores and ...

Three elementary-school-age students jumping in the air next to desks in a classroom. When Kusum Sinha, the superintendent of Garden City Public Schools in New York, took a trip this summer to Finland ...