He's dealing with nerve pain and seizures and will soon undergo surgery to reconnect part of his skull, but Reindl said he's getting stronger everyday.
"From no brain waves to now walking and talking and reading, doing math. A miracle," she said.
Trenton said he believes he was in heaven while he was unconscious.
"I was in an open field walking straight," he told WALA-TV. "There's no other explanation but God. There's no other way. Even doctors said it."
The family started a fundraiser on Facebook that has already exceeded its ,000 goal.