CNN Hero: Arthur Bloom

Updated 1:43 PM ET, Tue April 21, 2015
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Arthur Bloom, right, rehearses with members of the MusiCorps Wounded Warrior Band at Bloom's home in Washington. Through his nonprofit, Bloom is using music to help hundreds of injured troops recover their lives. KRISANNE JOHNSON
MusiCorps pairs professional musicians with recovering troops, helping them play instruments and write and record music. KRISANNE JOHNSON
Since 2007, Bloom and his group have helped hundreds of wounded warriors. "I've seen guys come in here, and they're going through such a tough time with their injuries that they are very withdrawn," Bloom said. "The music becomes their new way of communicating." KRISANNE JOHNSON
Bloom and some members of MusiCorps pose in front of Bloom's home in Washington. KRISANNE JOHNSON
Bloom works with MusiCorps participant Will Cook. KRISANNE JOHNSON
Studies show that music can reduce anxiety and even help an injured brain heal. Bloom believes that music is medicine for the mind. KRISANNE JOHNSON
Because of the severity of their injuries, many of the MusiCorps participants require specialized instruments. KRISANNE JOHNSON/CNN
MusiCorps participant Greg Galeazzi practices at his home in Washington. "Music has always been important to me," he said. "I felt a deep sadness because I thought I'd lost my ability to play music." KRISANNE JOHNSON/CNN
The MusiCorps Wounded Warrior Band rehearses at Walter Reed National Military Medical Center in Bethesda, Maryland. KRISANNE JOHNSON/CNN
Bloom and the MusiCorps Wounded Warrior Band pose for a photo at Walter Reed. KRISANNE JOHNSON/CNN