(Relaxation bonus: The hoodie is like your own personal cave; you can see out at 80 percent visibility, but no one can see in.) But that’s only one part of the problem.

If some people find that lying down in a pink hoodie for 15 minutes helps them find this focus, that’s great. But I suspect they can find other ways to calm down that don’t include a $315 ...

The hoodie zips up to cover your face, so everything you see looks pink (and blurry). According to Tidball, the mask features small mesh holes to encourage you to breathe through your nose. But ...

Colours are evocative. Red rags seduce bulls; if you’re feeling down, you’re blue. Blank walls suggest tedium, and yellow is mellow. Apparently, there’s more to it than neat metaphors. In ...