Staphylococcus infections, often spread in gyms and locker rooms, are not life-threatening and can usually be treated with penicillin, The Cincinnati Enquirer reported Sunday.
But the methicillin-resistant staphylococcus aureus strain, which is most commonly seen in the hospitals where it was first observed, is harder to treat.
One Ohio school had its entire building professionally cleaned after a football player developed an antibiotic-resistant infection, while a Christian school system closed 90 minutes early after a staph outbreak.
'How to Train Your Dragon 2' releases 5-minute clip
Yosemite climber falls 30 feet, suffers major injuries