Experts have developed a simple four-step test to help you determine if your smartphone is listening in on your conversations.

3 minute step test: How to do it Before you start stepping, make sure you’re wearing comfortable workout clothes and flat-soled tennis or walking shoes.

Students in grades 3-8 took the M-STEP test in the spring of 2025. See proficiency rates for students in Michigan schools or ...

There are other ways to measure VO₂ max. The McArdle step test, also known as the Queens College Step Test, involves stepping up and down on a 16.25-inch platform for three minutes.