For Immediate Release - September 7, 2006

BEDFORD, Mass. (September 7, 2006) - Hologic, Inc. (NASDAQ: HOLX) today announced that Glenn Muir, Chief Financial Officer, will be presenting at the Think Equity Partners 4th Annual Growth Conference being held September 11-14, 2006 at the Ritz-Carlton Hotel in San Francisco, CA.

Interested parties are invited to listen to a live audio webcast of Hologic's investor presentation on Thursday, September 14, 2006 at 11:00 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. For more information visit www.hologic.com.