For Immediate Release - June 22, 2006

BEDFORD, Mass. (June 22, 2006) - Hologic, Inc. (NASDAQ: HOLX) today announced that Glenn Muir, Chief Financial Officer, will be presenting at the Jefferies Life Sciences Conference being held June 27-28, 2006 at the Mandarin Oriental Hotel in New York, NY.

Interested parties are invited to listen to a live audio webcast of Hologic's investor presentation on Tuesday, June 27, 2006 at 8:00 a.m. Eastern on the investor section of the Company's website at www.hologic.com/investor. A replay of the webcast will be available approximately one hour following the presentation. The archived webcast will be available through July 27, 2006.

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.