A free seminar on updates and changes to Medicare will be held Saturday, October 22 in Yucca Valley. Sponsored by the Health Insurance Counseling and Advocacy Program, representatives will answer questions and provide information for low-income and disabled residents. The consumer advocacy organization estimates that 30 percent of Medicare beneficiaries may see some significant changes in their benefits and costs. The seminar will be held from 10:30 to noon at Valley Community Chapel, 59025 Yucca Trail in Yucca Valley.