Grant is just one of more than 90,000 Americans who get MRSA every year, and he says he was lucky to beat it. "Not everyone is as lucky as I was," he says.
Watch Grant's warning to all Americans.
Now, he's healthy and back on the basketball court, but Grant says he'll never forget this health scare. "I've had surgeries before. You go in, you get healed, you come back...but this scared me," he says. "I could have died. I could have lost my leg. Thankfully, I'm one of the lucky ones."