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.
Here is a list of some foods that begin with the letter G: Garlic, garlic bread, garlic knots, ginger, goat cheese, grapefruit, green chicken curry, green peppers, gruyere, guava, green tea, green chilli, ground beef, gummy bears, gelato, gummy worms, gnocchi, grapes, gorgonzola, granola bars, graham crackers, gravy, grtis, guacamole, gyros, gumbo.