Cartilage between knee, ankle and foot joints has ability to regenerate, study suggests

Ultramarathoners suffer significant JOINTS and BRAIN damage after extreme run😲

As with much of life, balance and moderation is the better part of wisdom. Run, but not too much!

Endurance Athletes May Pay Physical Price

‘Ultraman’ competitors experience muscle damage and insulin resistance, researchers find

Ultraman triathletes suffer muscle damage and insulin resistance.

Can it get any worse? Yes: drowning, road traffic accident, cardiac arrest. I recommend Pilates.