Desert Blood Services will conduct a community blood drive on Saturday, December 6, at Vons in Yucca Valley from 2 to 6 p.m. Donors will receive incentives. In addition, Desert Blood Services now offers donors free cholesterol screening and a mini physical with every blood donation. Those aged 18 to 44 years may register for Be the Match bone marrow screening free of charge. For more information, call 800-TRY-GIVING.