Pre-diabetes information Two-session class on how to try to prevent diabetes by counting carbohydrates, creating a food log and exercising. Thursday and Sept. 12, 9:30-11:30 a.m. Washington Adventist Hospital, Suite 350, 7600 Carroll Ave., Takoma Park. 800-542-5096. Free, registration required.
CPR course for youths For ages 12-17. Learn about adult, child and infant CPR and calling 911. Thursday, 6:30 p.m. MedStar Montgomery Medical Center, 18101 Prince Philip Dr., Olney. 301-774-8881. $35, registration required.
Drop-in tai chi Student-led sessions. Fridays, 9:15 a.m. Friendship Heights Village Center, 4433 S. Park Ave., Chevy Chase. 301-656-2797. www.friendshipheightsmd.gov. $3; registration required.
Chronic pain support group For anyone with chronic pain, their family and friends. Military, veterans and family members are encouraged to attend. Take pillows, mats, ice or hot packs to be comfortable. Monday at 1 p.m. Pain Connection, second floor, 12320 Parklawn Dr., Rockville. 301-231-0008. Free.
Adventist HealthCare Walking Club Meets 8 a.m. Tuesdays in the food court. Westfield Montgomery Shopping Mall, 7101 Democracy Blvd., Bethesda. 301-315-3030. www.adventisthealthcare.com/health. Free.
Senior Fit class For age 55 and older, an instructor leads a weekly 45-minute fitness class that stresses strength, flexibility, balance and cardiovascular endurance. Tuesday, 9 a.m. MedStar Montgomery Medical Center, 18101 Prince Philip Dr., Olney. 301-774-8881. Free, registration required.
Free blood pressure screening Sponsored by Holy Cross Hospital. Call for an appointment. Tuesday, beginning at 12:30 p.m. Margaret Schweinhaut Senior Center, 1000 Forest Glen Rd., Silver Spring. 240-777-8086.
Health discussion Kisha Davis, a family physician, researcher and educator, offers tips on how to make the most out of doctor visits and what questions to ask. Wednesday, 1 p.m. Friendship Heights Village Center, 4433 S. Park Ave., Chevy Chase. 301-656-2797. www.friendshipheightsmd.gov. Free, registration required.
Infant safety and CPR For parents. Learn CPR, child safety and management of choking for newborns through age 1. Wednesday, 6-8 p.m. Shady Grove Adventist Hospital, Medical Center Dr., 9901 Medical Center Dr., Rockville. 800-542-5096. www.adventisthealthcare.com. $40 or $55 per couple, registration required.
Square dancing and lessons New dancers welcome; casual dress. Wednesday, 7 p.m. North Chevy Chase Christian Church, 8814 Kensington Pkwy., Chevy Chase. 301-587-5861. www.gerrymanders.net. $6.
11th annual Capital Challenge Walk MS registrationTwo-day 50-kilometer walk on Sept. 21-22 to raise awareness and money to fight multiple sclerosis. Participants must raise at least $1,500. Visit the Web site for details. Geico Building, 5260 Western Ave., Chevy Chase. 202-296-5363, option 2. DCWChallengeWalk@nmss.org. www.msnationalcapital.org.
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