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 ...

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 ...

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 ...