For example, keeping joints active with weight bearing exercise reduces the likelihood of developing arthritis. As other comments have mentioned, a common problem is overtraining, and especially starting out too fast. Patience is required to build up the strength and technique required to maximise benefits while minimising the risk of injury.
http://www.npr.org/2011/03/28/134861448/put-those-shoes-on-r...
For example, keeping joints active with weight bearing exercise reduces the likelihood of developing arthritis. As other comments have mentioned, a common problem is overtraining, and especially starting out too fast. Patience is required to build up the strength and technique required to maximise benefits while minimising the risk of injury.