All the pre-made sauces in a jar and frozen and canned vegetables processed meats and cheeses which are loaded with artificial ingredients and sodium can get in the way of a healthy diet. My number one advice is to eat fresh and seasonally.
Like a lot of you I grew up in a family on the ragged edges of the middle class. My daddy sold carpeting and ended up as a maintenance man. After he had a heart attack my mom worked the phones at Sears so we could hang on to our house.