Add Yahoo as a preferred source to see more of our stories on Google. What if we told you that some 4,000 five-star Amazon shoppers are raving about a seemingly simple wooden box that sells for $36?

Workouts that improve your jump are great for stability, strength, and cardio, personal trainer Chrissy Signore said. To jump higher, you need to first build a strong lower body, she said. Signore ...