For two weeks in January, students in Physical Science classes at High School researched, designed, built and tested chest protectors.

They are backed by legitimate science—which makes them an outlier among products being peddled in the menoverse.

Walk for five to 10 minutes at a comfortable pace, noting how far you go. Next time, walk the same amount of time, but aim to cover more ground. After 10 minutes feels easy, keep progressing until you ...

More recently, a study by the University of Gothenburg found that the same effect could apply to us humans. They put 69 ...