Accokeek blood drive Friday, 10 a.m.-4 p.m. Navy Federal Credit Union, 7001 Berry Rd., Accokeek. 800-733-2767. www.redcrossblood.org. Appointments recommended.

Greenbelt blood drive Friday, 10:30 a.m.-2:30 p.m. Greenbelt Community Center, 15 Crescent Rd. 800-733-2767. www.redcrossblood.org. Appointments recommended.

Nar-Anon group meetings Drop-in gathering for those recovering from addiction. Saturdays at 3 p.m. St. Barnabas Episcopal Church, 5203 St. Barnabas Rd., Temple Hills. 301-894-9100. nar-anon.org. Free.

“Senior Days” fitness program Free access to the fitness center and swimming pool for Prince George’s County seniors. Mondays, Wednesdays and Fridays, 8 a.m.-noon. Prince George’s Sports and Learning Complex, 8001 Sheriff Rd., Landover. 301-583-2400. www.pgparks.com.

Mental health support group For family and friends of those with mental health issues. Sponsored by the National Alliance on Mental Illness. Monday, 6:30-8:30 p.m. Hyattsville Library, 6532 Adelphi Rd. Thelma Martin, 301-275-3330. seniors_place@yahoo.com. Free. Registration required.

Nar-Anon group meetings Drop-in gathering for those recovering from addiction. Mondays at 7 p.m. Laurel Regional Hospital, 7300 Van Dusen Rd., Laurel. 301-725-4300. nar-anon.org.

Tumbling workshops For ages 8-18. Monday and Wednesday, 7:30-8:30 p.m. Prince George’s Sports and Learning Complex, 8001 Sheriff Rd., Landover. 301-583-2400. www.pgparks.com. $12. Registration recommended.

Women with heart disease support group Bring a lunch. Tuesday, Doctors Community Hospital, North Building, DSE Room A, 8100 Good Luck Rd., Lanham. Cecily Ludka, 301-552-8058. cludka@dchweb.org. Free. Registration requested.

Youth gymnastics workshop Supervised open gym for age 12 and younger. Parents must remain on floor with children. Tuesday, 11:30 a.m.-12:30 p.m. Prince George’s Sports and Learning Complex, 8001 Sheriff Rd., Landover. 301-583-2400. www.pgsportsandlearn.com. $6 per child. Registration recommended.

Greenbelt blood drive Tuesday, 1-7 p.m. American Legion Post 136, 6900 Greenbelt Rd., Greenbelt. 800-733-2767. www.redcrossblood.org/make-donation. Appointments recommended.

Getting to Yes: Effective Strategies for Advocating for Your Child A presentation by Janice Caro for parents of special-needs children. Tuesday, 5-8 p.m. AT:LAST Inc., 7050 Oakland Mills Rd., Columbia. 410-381-2667. Free. Registration required.

Free STI testing Same-day results. Wednesday, 10 a.m.-2 p.m. Stamp Student Union, Prince George’s Room, Campus Drive, College Park. 301-314-8130. www.health.umd.edu/hivtesting.

Meditation sessions Guidance in breathing and relaxation techniques. Wednesdays, noon-1 p.m. and 5-6 p.m. University of Maryland Health Center, Afya Room, Campus Drive, College Park. 301-314-9629. www.health.umd.edu/meditation. Free.

— Compiled by Jillian S. Sowah

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