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Ramiro Acosta instructs an AARP sponsored class at Kendall Medical Center. Emily Michot / Miami Herald Staff

A pair of glasses sit atop a workbook at an AARP sponsored class at Kendall Medical Center. Emily Michot / Miami Herald Staff

. Charles Garrido Justiz looks over his workbook during an AARP sponsored class at Kendall Medical Center. Emily Michot / Miami Herald Staff