• Mattituck-Laurel Library will host low-impact dance aerobics classes with instructor Laurie Short for eight weeks on Mondays, beginning Sept. 12, 9-10 a.m. There’s no class on Columbus Day, Oct. 10. Bring a mat, a pair of 3- to 5-pound dumbbells and a water bottle. The cost for the series is $40 for Mattituck and Laurel residents and $45 for others. Call 298-4134.
A 10-week Zumba class with instructor Irina Gentile begins Monday, Sept. 12, 6-7 p.m., with no class on Oct. 10. The cost is $70 for the series for Mattituck and Laurel residents and $75 for others. Walk-ins may also participate at a cost of $10 per session. Call 298-4134.
On Tuesday, Sept. 13, at 4 p.m., the library will host a Lifestyles Group discussion, nutrition made clear.
• The Greenport Farmers Market will host Our Local Roots Cooking for Seniors at 9 a.m. Saturday, Sept. 10. The program will emphasize nutrition to assist in disease prevention and health maintenance. Call 494-8512.
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