* Cornell Cooperative Extension is hosting a workshop at its Riverhead headquarters on secrets of successful weight loss. The session is slated from 7 to 8:30 p.m. Monday, June 28, at a cost of $8. Participants will learn about the latest research on people losing weight and being able to keep it off. Call Laurie Wells at 727-7850, ext. 340, to register.
* Cutchogue-New Suffolk Library will host a program on cancer services for Eastern Suffolk at 6:30 p.m. Wednesday, June 23. The program, sponsored by Peconic Bay Medical Center, will stress the importance of screenings for breast, cervical and colorectal cancer and will afford an opportunity to enroll in a program to administer free mammograms, clinical breast and pelvic exams and colon screening for uninsured women 40 and older and uninsured men 50 and older. Call 548-6322.