You're sitting still. Nothing is actually wrong.
But your jaw is tight. Your shoulders are up. Your mind is already three conversations ahead.
You tell yourself to relax. You take a breath. It helps for about forty-five seconds.
Then it all comes back.
It's not that you're an anxious person. It's that you feel like your nervous system has a volume dial and somebody turned it up to seven and lost the knob.
If you've been searching for something that might help — something to take the edge off without sedating you, without a prescription, without a dependency — you've probably come across magnesium.
Here's what most people searching this topic don't find, and why it changes how you should think about it.