From mermaid swimming to dog yoga, a number of unusual fitness trends have hit the headlines in recent years. But the latest fad is arguably the most bizarre yet. Fitness fanatics are scuttling around ...

In a new online trend, people are scuttling, crawling, and bounding around on all fours while filming themselves—and their videos are getting a lot of attention. The practice is called quadrobics, and ...

It’s now hot to trot. A rising fitness trend has fans channeling their inner animal by walking, running and even jumping on all fours, a form of movement known as “quadrobics.” The unconventional ...