Symptoms may affect personal awareness, making one feel tired or fatigued. It is usually worse when the patient is fatigued, nervous or in a quiet environment. He retires from this after becoming fatigued and disenchanted with his superior officers. Years preceding her death, she was fatigued and felt constant weakness. Jin is visibly fatigued from the labor, and walks away. When a person is sufficiently fatigued, microsleeps may be experienced. Other associated symptoms include irritation, redness, discharge, and easily fatigued eyes. Those that still held their positions were fatigued and desperately short of ammunition. The National Sleep Foundation identifies several warning signs that a driver is dangerously fatigued. A dozen two-minute rest periods prevented him from becoming fatigued. "I was intensely fatigued by "Westworld"," he said later. Harding visited a golf course, but completed only six holes before becoming fatigued. While listeners may be fatigued, however, Wayne is far from it. Koivunen became fatigued after skiing for a long distance, but could not stop. This left him highly fatigued and many decisions unmade.