Lunch and discussion of adversity book Norman E. Rosenthal, psychiatrist, discusses his book “The Gift of Adversity: The Unexpected Benefits of Life’s Difficulties, Setbacks and Imperfections.” Sponsored by Live & Learn Bethesda. Thursday, 11:30 a.m.-1 p.m. Bethesda-Chevy Chase Regional Services Center, 4805 Edgemoor Lane. 301-740-6150. 240-777-8200. www.liveandlearn
. $18, includes lunch. Registration required.

Drop-in tai chi Student-led session. Friday, 9:15 a.m. Friendship Heights Village Center, 4433 S. Park Ave., Chevy Chase. 301-656-2797. $3; registration required.

One-mile fun walk To raise awareness of inner-ear balance disorders; proceeds to benefit the Vestibular Disorders Association. Refreshments, free screenings and a question-and-answer period. Saturday, 9 a.m.-noon. Tower Building, 1101 Wootton Pkwy., Rockville. 301-493-9409. $25, registration required.

Prostate cancer symposium Channing Paller, an assistant professor of oncology at the Sidney Kimmel Comprehensive Cancer Center, discusses “Rising PSA After Treatment for Prostate Cancer: The Treatment Dilemma.” Monday, 6:30-8:30 p.m. Suburban Hospital, 8600 Old Georgetown Rd., Bethesda. 301-896-3939. Free, registration required.

Adventist HealthCare Walking Club Meets in the food court. Tuesdays, 8 a.m. Westfield Montgomery Shopping Mall, 7101 Democracy Blvd., Bethesda. 301-315-3030. Free.

Seniors fitness class For age 55 and older; an instructor leads a weekly 45-minute class focusing on 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 screenings Sponsored by Holy Cross Hospital. Call for an appointment. Tuesday, starting at 12:30 p.m. Margaret Schweinhaut Senior Center, 1000 Forest Glen Rd., Silver Spring. 240-777-8086.

Seniors falling-risk assessments For age 50 and older; a health professional will test gait and balance to determine personal falling risk. Wednesday, noon-2 p.m. Holy Cross Hospital Senior Source, 8580 Second Ave., Silver Spring. 301-754-8800. Free, registration required.

Square dancing and lessons New dancers welcome; wear casual dress. Wednesday, 7 p.m. North Chevy Chase Christian Church, 8814 Kensington Pkwy. 301-587-5861. $6.

“I’m Pregnant! Now What?” For first-time parents; meet other first-time parents and listen to a talk on nutrition, exercise and what to expect during pregnancy. Next Thursday, 7-8:30 p.m. Westfield Montgomery Shopping Mall, Destination Maternity Store, 7101 Democracy Blvd., Bethesda. 301-754-8800. Free, registration required.

— Compiled by Lisa Bolton

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