CLEVELAND, Ohio — Could pedaling a bike rewire the brain of someone with Parkinson’s disease, easing the tremors and muscle stiffness caused by the neurological condition?

Past research studies suggested that exercise causes animal and human brains to forge new neurological connections. A local study jointly conducted by University Hospitals and the VA Northeast Ohio Healthcare System wanted to find out if the same was true for Parkinson’s patients.

Implanted brain electrodes, veterans with Parkinson’s disease, electric smart bikes and a digital floating balloon all had a role in the $2 million study.

Results suggested that yes, long-term exercise might lessen Parkinson’s symptoms. The disorder has no cure and worsens over time.

The research suggests that increasingly challenging exerc

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