* 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 about 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.
* Dr. Barbara Prestano from Peconic ENT will conduct free hearing tests at Mattituck-Laurel Library from 1 to 3 p.m. Thursday, July 1.
The library will also host a new chair aerobics series beginning Wednesday, June 30, from 9 to 10 a.m. Bring three- to seven-pound dumbbells and water. The cost for the six-week program is $30. Call 298-4134.