The idea of working at your "peak" is intriguing, but some theories are less sound than others. The idea behind biorhythms is that over the course of month-long periods, your physical, emotional, and ...

Last time, I discussed, in a very superficial way, the concept of circadian rhythms, such as being hungry or sleepy at different times of the day. And I mentioned how these genuine circadian rhythms ...

All living creatures evolve and adjust themselves to the regular rhythms of the universe around them. For example, creatures that live on the seashore follow the tides. We humans prefer to sleep at ...

You know a theory is janky when even its Wikipedia page has “(pseudoscience)” in its title. That’s the case with so-called “biorhythms,” or periods of 23, 28, and 33 days that supposedly predict how ...