POWER OF ATTORNEY

The undersigned hereby constitutes and appoints each of John W. Griffin,
Mark W. Irving and Anne M. Liddy, signing singly, the undersigned's true and
lawful attorney-in-fact to:

1.	execute for and on behalf of the undersigned, in the undersigned's capacity
as an officer and/or director of Hologic, Inc. (the "Company"),
a Form ID ? Uniform Application for Access Codes to file on Edgar and
Forms 3, 4, and 5 in accordance with Section 16 of the Securities Exchange Act
of 1934 and the rules thereunder;

2.	do and perform any and all acts for and on behalf of the undersigned
which may be necessary or desirable to complete and execute any such
Forms 3, 4, or 5 or Form ID, complete and execute any amendment(s) thereto,
and timely file such form with the United States Securities and Exchange
Commission and any stock exchange or similar authority; and

3.	take any other action of any type whatsoever in connection with the
foregoing which, in the opinion of such attorney-in-fact, may be of benefit to,
in the best interest of, or legally required by, the undersigned, it being
understood that the documents executed by such attorney-in-fact
on behalf of the undersigned pursuant to this Power of Attorney
shall be in such form and shall contain such terms and conditions
as such attorney-in-fact may approve in such attorney-in-fact's discretion.

The undersigned hereby grants to each such attorney-in-fact full power and
authority to do and perform any and every act and thing whatsoever
requisite, necessary, or proper to be done in the exercise of any of the rights
and powers herein granted, as fully to all intents and purposes as the
undersigned might or could do if personally present, with full power of
substitution or revocation, hereby ratifying and confirming all that such
attorney-in-fact, or such attorney-in-fact's substitute or substitutes,
shall lawfully do or cause to be done by virtue of this power of attorney
and the rights and powers herein granted. The undersigned acknowledges
that the foregoing attorneys-in-fact, in serving in such capacity
at the request of the undersigned, are not assuming, nor is the
Company assuming, any of the undersigned's responsibilities to comply with
Section 16 of the Securities Exchange Act of 1934.

This Power of Attorney shall remain in full force and effect until
the undersigned is no longer required to file Forms 3, 4, and 5 with
respect to the undersigned's holdings of and transactions in securities
issued by the Company, unless earlier revoke by the undersigned in a signed
writing delivered to the foregoing attorneys-in-fact.

This Power of Attorney shall supersede any and all existing Powers of Attorney
with respect to the subject matter hereof.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney
to be executed as of this 11th day of March 2021.


/s/ Namal Nawana
Namal Nawana