We can all remember arguing with our parents when they interrupted summer swim time with some after-eating rest.
But were all those interruptions necessary?
We've been uncovering the truth about 12 health myths with the help of some Blessing Rieman College of Nursing students.
KHQA's Jarod Wells has the truth about another myth for this KHQA Safe Family Report.
You've always heard that you shouldn't swim for an hour after eating. Is this true or false?
BRCN Senior Jennifer Bohrer said, "Although it is a myth, it is not advised to eat a large meal before swimming due to the potential cause of cramping."
BRCN Senior Ashley Adams said, "Actually, after eating blood flows to the digestive system and away from the muscles. It has been thought though that vigorous activity after you eat, they believe that the lack of blood flow would cause your muscles to cramp up and you would drown."
BRCN Senior Joni Smith said, "You might have less energy, but it won't cause you to stop treading water."
Professional and vigorous swimmers are the ones who really need to be careful about eating before swimming .