A new diabetes prevention class, indoor walking and a chilly Lake Ontario swim are among the WNY Refresh Top 10 Calendar Picks of the Week:
International Folk Dance: 10 a.m., Unitarian Universalist Church, 695 Elmwood Ave. Instruction by Martha Malkiewicz with half-hour advance class at 11 a.m. For info, call 816-5049. $2.
Chair yoga: 9:45 a.m., and same time Thursday, Living Breath Yoga, 7703 Niagara Falls Blvd, Niagara Falls. Yoga flow class with chairs for stability. Great for all ages and physical abilities. For info, visit livingbreathyogi.com. $10.
Yoga: 5:30 p.m., Buffalo and Erie County Botanical Gardens, 2655 South Park Ave. Gentle hatha yoga designed for all ages and fitness levels. For more info, visit buffalogardens.com. $100 series starts this week and through May 11, or pay $15 per class.
Be Active Erie County Walks: 8:30 a.m., Boulevard Mall, 730 Alberta Drive. Mini-Wellness Lane runs from 8:30 to 9:15 a.m.; walks go from 9:15 to 10 a.m.
Diabetes prevention program: 9:30 a.m., Dale Association, 33 Ontario St., Niagara Falls. A 16-week program for people who are at high risk for developing Type 2 diabetes starts this week. To register, call 278-1900. Free.
Taoist tai chi free open house: 10 a.m., Taoist Tai Chi Society of USA, 968 Kenmore Ave. Demonstrations, talk to instructors, learn about beginner class time. For info, visit buffalo.taoist.org, email firstname.lastname@example.org or call 876-7218.
Yoga: 10 a.m., Resurrection Church Community Room, 1609 Genesee St., at Doat Street. Free for all ages and abilities; a snack will be served afterward. Supported by the church and the nonprofit Yogis in Service. For more info, visit yogisinservice.org.
Challenges of Awakening. “Love vs. Fear”: 1 p.m., Clarence Hollow Wellness, 10946 Main St., Clarence. Talk on challenges we face coping with day-to-day negativity, and changing our thoughts from fear-based to love. For info, call 572-2096. $25.
Olcott Polar Bear Swim for Sight: 2 p.m., Krull Park, Olcott; to register, visit olcottlions.org/swim.htm.
Forever Young fundraiser to raise blood clot awareness: In memory of Paul Englert Jr., who died in 2013 at age 19 of a pulmonary embolism, 1 to 5 p.m., Clarence Fire Hall, 10355 Main St., Clarence. Proceeds benefit the nonprofit National Blood Clot Alliance. Event includes children’s baskets, face painting, a balloon artist (from 1 to 3 p.m.) a silent auction, raffle items, 50/50 raffle and a talk by a local pulmonologist about blood clots. Tickets, available at the door, are $20 and include pizza and a beverage. Children 12 and under are free. For more information about tickets or to donate or volunteer, call Denise Englert at 949-1006 or email email@example.com.