Heart failure (HF), often referred to as congestive heart failure (CHF), occurs when the heart is unable to pump sufficiently to maintain blood flow to meet the body's needs. The terms chronic heart failure (CHF) or congestive cardiac failure (CCF) are often used interchangeably with congestive heart failure.
GRUB Rescue Shell. GRUB Rescue offers a limited set of commands to help you configure a one-time normal boot and repair GRUB from your operating system. Just because GRUB doesn't load properly doesn't mean your operating system is unbootable; the Linux filesystem is usually still intact and in good condition.
1 Click Repair your computer. 2  Click the operating system that you want to repair (Windows 7 in this case), and then click Next. 3  In the System Recovery Options dialog box, click Command Prompt. 4  Once in the command prompt, type exactly Bootrec.exe /FixMbr and then press ENTER. don't if its possible to get rid of grub entirely, and boot just windows (without simply reinstalling windows), but you can fix your grub-just get an ubuntu live cd (or USB) and use Boot-Repair-the 2nd option listed at https://help.ubuntu.com/community/Boot-Repair.