The team doctor has said he is concerned about fatigue.

Worried about recurring headaches and fatigue, Beukeboom is concerned that his career could be over at age 33.

He cared nothing about fatigue, and resolved to spend some days upon the mountain.

He did not care about fatigue, and resolved to spend a few days in the mountains.

When you're 17 or 18, you don't think about fatigue.

Education about fatigue as a normal side effect can reassure the patient.

"If we start thinking about fatigue, it'll be a short series," said Pilon.

Read more about fatigue and try again.

After his first day of flying with his new unit, he wrote a letter home complaining about fatigue.

In each country of the region, there is talk about fatigue and frustration with the habit of violence.