By Mayo Clinic Staff. Alcohol intolerance can cause immediate, unpleasant reactions after you drink alcohol. The most common signs and symptoms of alcohol intolerance are stuffy nose and skin flushing. Alcohol intolerance is caused by a genetic condition in which the body is unable to break down alcohol efficiently.
About iTunes library files. iTunes uses iTunes library files and your iTunes Media folder to organize and store your music and other media. Your iTunes library files track the media you add to iTunes, how you've organized it, and other information such as playlists, play counts, and song ratings. About the iTunes Library.itl file.
Add your music files to your iTunes library. In order to add music to your iPhone using iTunes, you will need to add your music files to your iTunes library. 1  Click File â Add Folder to Library. 2  If you don't see the File menu, press the Alt key. 3  Select your music folder to add the songs to your iTunes library.