Loss of Spouse Grief support group for people who have lost their spouse within the last two years. 2-4 p.m., McCoart Administration Building, 1 County Complex Ct., Woodbridge. Free. 703-396-6198.
Al-Anon Family Group 8 p.m., Haymarket Baptist Church, parish hall, 14800 Washington St., Haymarket. 703-969-2726.
Al-Anon Family Group 7 p.m., St. Paul United Methodist Church, 1400 G St., Woodbridge.703-534-4357.
Overeaters Anonymous sunrise meeting 7 a.m., St. Benedict Monastery, 9535 Linton Hall Rd., Bristow. Free. 202-437-5070 or www.oanova.org.
Health Center Health Fair screenings for breast cancer, blood pressure, diabetes, anemia, depression and cholesterol, patient education events, car seat giveaways, children’s activities and lunch. 8:30 a.m.-2 p.m. Tuesday-Thursday, Greater Prince William Community Health Center, 4379 Ridgewood Center Dr., Suite 102, Woodbridge. Free. 703-680-7950.
Red cross blood drive 1:30-7 p.m., Sentara Northern Virginia Medical Center, 2300 Opitz Blvd., Woodbridge. Free. 800-733-2767 or www.redcrossblood.org.
Alzheimer’s Association support group facilitated by a trained group leader. 7 p.m., Potomac Place, 2133 Montgomery Ave., Woodbridge. Free, registration required. 800-272-3900 or www.alz.org/nca.
Cancer support group for patients, survivors and their families. 7 p.m., Novant Health Prince William Medical Center, Medical Building 1, fourth floor, Conference Room C, 8700 Sudley Rd., Manassas. 703-895-4857.
Diabetes support group 7 p.m., Sentara Northern Virginia Medical Center, 2300 Opitz Blvd., Woodbridge. Free. 703-670-1767 or 540-659-1800, Ext. 1767.
Mental health support group for caregivers, family and friends of people with mental illness, sponsored by the National Alliance on Mental Illness. 7 p.m., Sentara Northern Virginia Medical Center, Conference Room 1, 2300 Opitz Blvd., Woodbridge. Free. 703-590-0783 or www.nami-pw.org.
I Can Cope cancer support group sponsored by the American Cancer Society and the Cancer Center. 10 a.m., Cancer Center at Lake Manassas, 7901 Lake Manassas Dr., Gainesville. Free. 703-895-4857.
Weight loss support group 11 a.m., Spirit and Life United Methodist Church, 4223 Dale Blvd., Woodbridge. Free. 703-878-7779.
Look Good, Feel Better a certified cosmetologist teaches female cancer patients beauty techniques to help manage appearance-related side effects of cancer treatment. 4-6:30 p.m., Sentara Northern Virginia Medical Center, 2300 Opitz Blvd., Woodbridge. Free. 703-670-1236.
Parenting class Systematic Training for Effective Parenting (STEP), a six-week class for Spanish-speaking parents. 7-9 p.m. Wednesdays, through Sept. 24, Sudley North Government Center, 7987 Ashton Ave., Manassas. $40; registration required. 703-792-6288.
Overeaters Anonymous Meditation and Writing meeting 7 a.m., St. Benedict Monastery, 9535 Linton Hall Rd., Bristow. Free. 703-361-0106 or 703-754-9237 or www.oanova.org.
Celebrate Recovery meeting a 12-step Christ-centered recovery program for those with hurts, habits and hang-ups. 6 p.m., Park Valley Church, 4500 Waverly Farm Dr., Haymarket. Free. 571-261-2136.
Alzheimer’s Association support group facilitated by a trained group leader. 6:30 p.m., Heritage Hunt Golf and Country Club, 6901 Arthur Hills Dr., Gainesville. Free, registration required. 800-272-3900 or www.alz.org/nca.
Weight loss seminar Weight loss surgeons, registered dieticians and patients discuss surgery, insurance coverage and the Sentara Weight Loss Surgery Center. 6:30 p.m., Sentara Northern Virginia Medical Center, 2300 Opitz Blvd., Woodbridge. Free, registration required. 800-736-8272.
Surviving After Suicide support group a confidential group for family members and friends who have lost a loved one to suicide. Call for location. 7:30 p.m. second and fourth Thursdays. Free. 703-368-4141.
Families Anonymous a 12-step program for adults with family members with substance-abuse problems. 8 p.m., Bull Run Unitarian Universalist Church, 9350 Main St., Manassas. 703-928-9385 or www.familiesanonymousva.com.
Alzheimer’s Association support group facilitated by a trained group leader. 11 a.m., Westminster at Lake Ridge, 12191 Clipper Dr., Lake Ridge. Free, registration required. 800-272-3900 or www.alz.org/nca.
Alcoholics Anonymous 8:30 p.m., Concordia Lutheran Church, 3637 Graham Park Rd., Triangle. 703-293-9753.
Anxiety support group Recovery Inc., for people who have anxiety, depression, fear or other emotional problems. 10 a.m.-noon, Cokesbury United Methodist Church, 14806 Blackburn Rd., Woodbridge. 703-441-0840.