LANGSTON-BROWN WALKERS, walk around the neighborhood. 9:30 a.m., Langston-Brown Senior Center, 2121 N. Culpeper St., Arlington. Free. 703-228-6300.
BREAST CANCER PROGRAM, physicians and clinicians discuss risk factors, screening tools, diagnosis, treatment options and support services; breast exams by a physician (by appointment only); and light refreshments. 5-8 p.m., Inova Alexandria Hospital, 4320 Seminary Rd., Alexandria. Free; registration requested. 703-204-3366.
ARLINGTON MEDICARE WORKSHOPS, for Medicare beneficiaries, learn about Medicare Part D and prescription drug benefits in a question-and-answer session; sponsored by Arlington Agency on Aging. 6:30 p.m. today, Department of Human Services, 3033 Wilson Blvd., seventh floor; and 9 a.m. Saturday, Senior Information Fair at Arlington United Methodist Church, 716 S. Glebe Rd., Arlington. Free. 703-228-1700.
LEE WALKERS, weekly walking program. Travel by van to Brendan Park in Alexandria. 10 a.m., Lee Senior Center, 5722 Lee Hwy., Arlington. $2.50; registration required. 703-228-0555.
METROPOLITAN WASHINGTON EAR PROGRAM, learn about free services for blind, visually impaired and physically disabled people. 10:30 a.m., Culpepper Garden Senior Center, 4435 N. Pershing Dr., Arlington. Free admission; registration required. 703-228-4403.
YOGA CLASS, by River's Edge Yoga Studio to benefit the Oxfam International's relief efforts in Kashmir. 6:30-8:30 p.m., at the studio, 300 Montgomery St., Suite 201, Alexandria. $20. 202-459-7920.
NON-HODGKIN'S LYMPHOMA SURVIVORS, registration deadline is Friday for next Thursday's dinner and panel presentation on "Living Well With Lymphoma." 6:30 p.m., Virginia Hospital Center, John T. Hazel conference center, 1701 N. George Mason Dr., Arlington. Free; registration required. 703-960-1100, Ext. 231.
FALL SOCIAL, for parents of children with developmental disabilities. Share information and learn about schools, transportation, respite care, and more, sponsored by Concerned Parents for Arlington Adult Services. 2-4 p.m., Lyon Village Community House, 1920 N. Highland St., Arlington. Free. 703-516-9439 or 703-524-8222.
SEATED STRENGTH TRAINING, seniors, drop-in. 9 a.m. Monday, Wednesday and Friday, Madison Senior Center, 3829 N. Stafford St., Arlington. $3.50. 703-228-5285.
WALTER REED WALKERS, weekly walking program at Potomac Overlook Park. 9:30 a.m., meet at Walter Reed Senior Center, 2909 S. 16th St., Arlington. $2.50; reservations required. 703-228-5703.
BLOOD DRIVE, sponsored by Inova Blood Donor Services. Noon-8 p.m. Mondays and Wednesdays and 8 a.m.-4 p.m. Tuesdays, Thursdays and Fridays, Inova Alexandria Hospital, 4320 Seminary Rd., Alexandria. Free; registration required. 703-504-3500.
OBSESSIVE-COMPULSIVE DISORDERS, support group for people with obsessive-compulsive disorders. 7:30-9:30 p.m. Mondays, St. Andrew's Episcopal Church, 4000 Lorcom Lane, Arlington. Free. 703-250-1126.
YOGA CLASSES, seniors. 2:15 p.m. Tuesdays or 10:30 a.m. Fridays, Culpepper Garden Senior Center, 4435 N. Pershing Dr., Arlington. Five sessions, $18; registration required. 703-228-4403.
SENIOR WALKING CLUB, travel by van to Old Angler's Inn in Great Falls. 9:30 a.m., meet at Culpepper Garden Senior Center, 4435 N. Pershing Dr., Arlington. $3. 703-228-4403.
BEGINNERS YOGA CLASS, seniors. 10 a.m., Aurora Hills Senior Center, 735 S. 18th St., Arlington. Seven sessions, $24.50; registration required. 703-228-5722.
-- Compiled by RIA MANGLAPUS
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