What's often called stomach flu is gastroenteritis, an infection of the stomach and intestines. The flu, or influenza, is different. It causes fevers, sore throats, runny noses, and general aches and pains. It usually does not cause stomach problems.Viral infections are the usual cause of gastroenteritis.hat's often called stomach flu is gastroenteritis, an infection of the stomach and intestines. The flu, or influenza, is different. It causes fevers, sore throats, runny noses, and general aches and pains. It usually does not cause stomach problems. Viral infections are the usual cause of gastroenteritis.
So there you have it: thereâs no magic technique for ripening avocados overnight â unfortunately - but the paper bag trick does speed the process. So your guacamole cravings will have to wait a full 2 days if you have a paper bag handy or 3 if you donât. The best strategy is to keep some handy.
Story at-a-glance 1  -. Storing avocados in the fridge â even while theyâre still whole â keeps them fresh for up to two weeks. 2  Store the avocado with the pit and coat it with olive oil or lemon juice prior to storing in an airtight container in the fridge. 3  Storing cut avocado with onion chunks also helps prevent browning.