What is the best way to reheat a burger to ensure it remains juicy and flavorful?

The best way to reheat a burger while keeping it juicy and flavorful is to use an oven or toaster oven. Preheat the oven to 350F, wrap the burger in foil to retain moisture, and heat it for about 10-15 minutes. This method helps to prevent the burger from drying out and maintains its delicious taste.