On December 31, 2009, less than two months before the 2010 Winter Olympics in Vancouver, snowboarder Kevin Pearce crashed his head into an icy half pipe in Park City, Utah.

The traumatic brain injury (TBI) brought on a 6-day coma, memory loss, mood swings, and vision problems, but Pearce’s discovery of yoga has helped give him new eyes. Quite literally.

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Staying physically active as you age may ward off brain damage that can limit mobility, a small study says.

Small areas of brain damage called white matter hyperintensities are seen in MRI scans of many older patients, according to scientists from Rush University Medical Center in Chicago. Higher levels of this damage have been linked to difficulty walking and other mobility problems, the researchers said.

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