UNITED STATES SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

Date of Report: August 8, 2005

Commission file number: 0-16946

LabOne, Inc.

10101 Renner Blvd.

Lenexa, Kansas 66219

(913) 888-1770

Incorporated in Missouri

I.R.S. Employer Identification Number: 43-1039532

Item 2.02 Results of Operations and Financial Condition.

The following information is furnished pursuant to Item 2.02, "Results of Operations and Financial Condition". August 8, 2005, LabOne, Inc. issued a press release announcing its results for the quarter ended June 30, 2005. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein.

Item 9.01 Financial Statements and Exhibits

c. Exhibits

99.1 Press release of LabOne, Inc. dated August 8, 2005

Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

LabOne, Inc.

Date: August 8, 2005

By /s/ John W. McCarty
John W. McCarty
Executive V.P. and Chief Financial Officer

LABONE INC/ 8-K