Caring for a cancer patient is physically and emotionally demanding, she said.
People must make time for themselves while they are caring for a cancer patient. The caregivers also have to realize they are making a vital difference for their patients and the patients' families, she said.
Later this month, Keefer will be recognized as the honorary caregiver for this year's Solanco Relay for Life.
"I've done it many times," she said. "I started when I was with the ambulance."