So sorry to hear you're going through this. Pain in the left arm and the back is always concerning, in terms of whether it could be heart related...
There are several different foods that start with the letter L! Here are some: Lamb chops, Lasagna, Lettuce, Lays Potato Chips, Lamb, Legumes, Lima beans, Linguine, Laffy Taffy, Lollipops, leeks, lemon, lime, Linzer tarts, Lindt chocolate, Liquorice, lychee berries, lentils, lucky charms, luna bars, liver, lard, liverwurst and Lean Pockets.
For 25 of the 26 letters of the alphabet, the rule is simple: When a noun does not end in s, use apostrophe + s. The lollipop belonging to Elen a = Elena's lolllipop. The dictionary owned by the grammar whi z = The grammar whiz's dictionary.