"It's been really hard. It's been really hard to see her have to go through this situation," said her friend Joie Preece.
Tracy somehow got exposed to it two years ago, and she made one mistake. "Betty and I went across the street to eat some French fries. I didn't wash my hands, always wash your hands. And within 24 hours, I was on life support, I didn't know who nobody was," she remembered.
"Eating the French fries without washing her hands boom, caught that disease," said her husband Richard.
Soon, Tracy was in a coma. Doctors thought she wouldn't make it, but she shockingly pulled through.
The CDC says this disease is extremely rare and cases appear randomly.
Those with a healthy, strong immune system shouldn't be concerned. But experts say the best way to avoid this bacteria is to properly care for any wounds and practice good hygiene.
'Always wash your hands, always, always wash your hands, be a germaphobe," Tracy said.
Penaloza's friends will soon be trying to start a fund-raiser to buy her a handicap-friendly vehicle.