Damaged hair can never be fully recovered, especially if it has been bleached or heavily styled for many years, the only way to get really healthy hair is to let it grow out without damaging it further.
CheckDisk, Error Checking, Defrag, MSConfig, Disk Cleanup, Built-in PC Maintenance Tools. Windows comes with some built-in utilities which are essential for maintaining top PC performance. They are CheckDisk or Disk Checking (ChkDsk) in WinXP, Vista and Win7, and Defrag (in all versions of Windows). CheckDisk and ScanDisk can scan your hard drive and repair all kinds of errors, including ones you don't even know you have.
Step One: Find the Disk Cleanup Utility.  1 Disk Cleanup will be in the Programs area after typing it in Windows 7's search window. 2  Select which drive you'll clean up. The default drive for most systems will be the C: drive. 3  The main screen gives options on what files or folders you may want to delete to free up space.