We consulted FDA guidelines, manufacturer recommendations, and an HVAC expert to find out the best temperature for your ...

We spoke to an HVAC expert to determine what's the best temperature to set your refrigerator to in order to ensure that your food stays fresh.

Having the temperature control set to those temperatures can help your fridge run more efficiently and is just one way to make sure you're not spending more than you need to.

The temperature control is usually accessible in the refrigerator part of the appliance. Check the owner's manual for specific details on adjusting the temperature.

And next time you buy a fridge, buy it solely on temperature-control design. Just a simple one-finger switch, in an easily accessible spot, with the settings “Cold”, “Colder”, and “Really?

Temperature control: Set the temperature to the manufacturer's recommended setting (usually around 3C for the fridge). Avoid overloading it as it can impede proper airflow and cooling.

Key Takeaways If your freezer isn't working right, check for worn gaskets, dirty coils, or an overly empty freezer.Humid ...