BMX rider Sam Willoughby has been hospitalized with a severely compressed spinal cord since a training accident on Sept. 10.
He has had no movement from his chest down, according to a statement released by his family on Thursday, but he has regained the use of his arms and is slowly regaining sensation in his legs.
The 25-year-old Australian was injured while training in Chula Vista, Calif. He was airlifted to a hospital, where he underwent an operation after doctors discovered that he sustained fractures in his C6 and C7 vertebrae.
Willoughby, a 2012 Olympic silver medalist, is engaged to U.