The crack in the spar, he said, appeared to have been caused by a sudden stress.

Ligaments are more likely to give way under sudden stress when they lack the support of strong, flexible muscles.

Occasionally, sudden overwhelming stress can trigger a heart attack.

Even exercise or sudden stress can cause asthma attack symptoms.

The Human was not up to his usual standard and this sudden stress could drain him, cause him to make a wrong move.

"Don't leave me," he said, breaking a tense silence and with a sudden stress in his voice.

Some of those in the water would have died almost instantly from heart attacks caused by the sudden stress on their cardiovascular systems.

Gregory's heart almost missed a beat from the sudden stress of mixed emotions-surprise-delight-consternation.

And it coordinates suites of genes that may be under different control systems but need to act together in response to sudden stresses.

The increased torque results in sudden mechanical stress on the machine which leads to a reduced service life.