As more of us are living longer, there’s been an increase in cases of Parkinson’s disease — though it’s not an illness limited to older people.

The most common symptom is a tremor, which typically begins in the hands.

The Valley is home to one of the most active treatment facilities: the Muhammad Ali Parkinson Center at Barrow Neurological Institute. In recent years, the center has reached out to Hispanics who may be from another country and don’t speak English.

Maria Polletta of The Arizona Republic and azcentral.com recently wrote extensively about that outreach, and she’s with me.