Exhibit 99.2
                                                                   ------------
                             Joint Filing Agreement

     The undersigned hereby agree that this statement on Schedule 13D with
respect to the securities of Healthsouth Corporation is, and any amendment
thereto signed by each of the undersigned shall be, filed on behalf of each
undersigned pursuant to and in accordance with the provisions of 13d-1(k) under
the Securities Exchange Act of 1934, as amended and that all subsequent
amendments to this statement on Schedule 13D shall be filed on behalf of each of
the undersigned without the necessity of filing additional joint filing
agreements. The undersigned acknowledge that each shall be responsible for the
timely filing of such amendments, and for the completeness and accuracy of the
information concerning it contained therein, but shall not be responsible for
the completeness and accuracy of the information concerning the others, except
to the extent that it knows or has reason to believe that such information is
inaccurate.

DATED:  May 12, 2005


                                       DUQUESNE CAPITAL MANAGEMENT, L.L.C.


                                       By:   /s/ Gerald Kerner
                                             -----------------------------------
                                             Name: Gerald Kerner
                                             Title: Managing Director


                                            STANLEY F. DRUCKENMILLER.


                                       By:   /s/ Gerald Kerner
                                             -----------------------------------
                                             Name: Gerald Kerner
                                             Title: Attorney-in-Fact