ebook.md

@@ -193,6 +193,7 @@ This is the easiest for people to get right, and many people seem pretty close a
 - Only water is water. Do not use teas, juices, or other flavored beverages for hydration. Yes, they may help in a pinch, but otherwise should be treated as dietary snacks or supplements.
 - Drinking a full liter at a time will help stretch the stomach. Spread it across a few minutes if uncomfortable, then over time it becomes easier to do.
 - Overhydration is real, try not to exceed 1 liter of water per hour unless you know what you're doing.
+- Shaking and swirling your water helps to oxygenate it before drinking, similar to water running in a stream.
 - Drinking water during or after a meal should not be necessary unless you need to rinse your mouth, you have something in your throat, or the food is somehow too dry to swallow.
     - In the last case, you should ask yourself why you're eating it.