For Immediate Release - February 24, 2006

BEDFORD, Mass. (February 24, 2006) - Hologic, Inc. (NASDAQ: HOLX), today announced that Glenn Muir, Executive Vice President and Chief Financial Officer, will be presenting at the Citigroup Investment Research Global Healthcare Conference being held February 27 - March 1, 2006 at the Mayflower Hotel in Washington, DC.

Interested parties are invited to listen to a live audio webcast of Hologic's investor presentation on Wednesday, March 1, 2006 at 9:10 a.m. EST on the investor section of the Company's website at www.hologic.com/investor. An archive of the presentation will be available for replay following the conference.

Hologic Inc. is a leading developer, manufacturer and supplier of premium diagnostic and medical imaging systems dedicated to serving the healthcare needs of women, and a leading developer of innovative imaging technology for digital radiography and breast imaging. Hologic's core business units are focused on osteoporosis assessment, mammography and breast biopsy, and mini C-arm and extremity MRI imaging for orthopedic applications.