For Immediate Release - April 10, 2008

BEDFORD, Mass. (April 10, 2008) - Hologic, Inc. (NASDAQ: HOLX) today announced that Glenn Muir, Chief Financial Officer, will be presenting at the Sun Trust Robinson Humphrey’s 37th Annual Conference being held April 16, 2008, at the Ritz-Carlton Hotel in Buckhead, GA.

Interested parties are invited to listen to a live audio webcast of Hologic’s investor presentation on Wednesday, April 16, 2008, at 9:40 a.m., Eastern 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 diagnostics, medical imaging systems and surgical products dedicated to serving the healthcare needs of women. Hologic leads the industry in digital mammography systems and offers the most advanced technology for breast imaging and breast biopsy. Hologic’s core business units are focused on breast health, diagnostics, GYN surgical, and skeletal health. Hologic provides a comprehensive suite of technologies with products for mammography and breast biopsy, radiation treatment for early-stage breast cancer, cervical cancer screening, treatment for menorrhagia, osteoporosis assessment, preterm birth risk assessment, and mini C-arm for extremity imaging.