GROTON -- On Monday, Sept. 23, at noon, the Groton Senior Center will host Cathy Biliouris, diabetic educator with Nashoba Associated Boards of Health & Nashoba Nursing Service & Hospice. Biliouris will present techniques and education to help manage your diabetes. Whether you are challenged with early or advanced stages Biliouris will empower you with nutrition, exercise and medical education to help control or alleviated symptoms and delay complications. Healthy are snacks provided. This program is open to the community. Call the senior center at 978-448-1170 to register.