| Such injury can occur due to overtraining and excessive resistance or use of improper form in performing the exercise. |
| You might also be training too often, leading to overtraining, which is much more likely to tear down muscle tissue than to build it. |
| It's more likely that you're undertraining them rather than overtraining them. |
| However, I feel too much full-stroke breaststroke can lead to overtraining. |
| One of the hardest things to avoid when you really get into working out is overtraining. |
| Even if you're performing only moderate amounts of it, aerobics could potentially lead to fatigue or overtraining. |
