You must have been about sixteen when Jackson stopped training.

He briefly had to stop training while completing mandatory military service.

He stayed away from boxing for nine months, but Barnes didn't stop training.

After his college career finished in the spring of 2001, Natalie stopped training.

It has been shown that once athletes stop training, the heart returns to its normal size.

When it became apparent that he had stopped training, his sponsor dropped him.

In 1985 she suffered a serious spine injury and had to stop training.

Stop training when the validation error rate "starts to go up".

"In Japan and other countries, the elderly will not stop training," he said.

I had to stop training, and I smoked a pack a day.