The general rule of thumb is that you should drink eight 8 ounce glasses of water per day (at least). RELATED: HEALTHY FOOD CHOICES FOR A LONGER LIFE. Interestingly some agencies claim that total fluid intake (water and other fluids) should exceed 3 liters for men and 2.2 liters for women.
Just because pizza sits out for an hour or two doesn't mean you have to throw it away. Pizza can be left in room temperature for up to two hours -- or one hour in hot temperatures above 90 degrees Fahrenheit -- and still be safe to eat, according to the USDA.
If a person finds that raw meat juice has touched another item of food in the refrigerator that item may have experienced contamination and should be thrown out. If a person keeps their refrigerator doors closed during a power outage, the food can stay safe for up to four hours. A person may choose to put bagged ice in the freezer in a prolonged power outage in order to keep its temperature down.