For those wanting to get or stay in shape, and who also have busy schedules, high-intensity interval training is often the preferred way of working out. The basic idea is to organize your workout into rounds, combining periods of intense exercise with brief periods of rest. The result is a better …

I never thought I would be impressed by a timer — usually they feel flimsy, cost too much, are tedious to use, or don’t have the features I need. So I was surprised when I started using this Gymboss timer and found that it has all the features I need, it is very easy to use, it seems quite rugged, …