For Immediate Release - May 25, 2007

BEDFORD, Mass. (May 25, 2007) - Hologic, Inc. (NASDAQ: HOLX) today announced that Jack Cumming, Chairman and Chief Executive Officer and Glenn Muir, Chief Financial Officer, will be presenting at the Bank of America Healthcare Conference being held May 30 - June 1, 2007 at the Four Seasons Hotel in Las Vegas, NV.

Interested parties are invited to listen to a live audio webcast of Hologic's investor presentation on Thursday, May 31, 2007 at 10:00 a.m. Pacific Time 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 mammography and breast biopsy, osteoporosis assessment, and mini C-arm and extremity MRI imaging for orthopedic applications.