Don’t be so quick to blame only the water. Sometimes, how you get dehydrated matters. Did you chug a massive sugary soda? That can draw water out of your cells.
Did you exercise in the midday sun? That’s a double whammy—heatstroke and dehydration. Nausea is practically the official welcome party for heatstroke.
Throwing Up And Headache Dehydration at Sue Sanchez blog
Ever had a hangover? That’s classic dehydration-vomiting combo. Alcohol is a diuretic—it pees out all your water. Then your liver throws a tantrum, and your stomach joins in.
The Signs: Is It Dehydration or Food Poisoning?
Here’s a little cheat sheet. Are you also feeling dizzy? Does your mouth feel like sandpaper? Is your pee the color of dark apple juice? Bingo—probably dehydration.
If you have a fever or you ate questionable sushi last night, that’s different. But dehydration can mimic food poisoning. Your body doesn’t always give a clear memo.
One dead giveaway: your skin. Pinch the skin on the back of your hand. If it doesn’t snap back quickly—you’re dry. And that dry skin is whispering, “You’re going to puke.”