Peter Attia· MD
what is anxiety well it's actually got different parts to it first of all there's physiology we've all been anxious we know heart beating faster breathing faster okay so there's physiology that changes then there's also a behavioral change we when we're anxious we avoid the risky situation we have an impulse to to avoid if we're if we're anxious out in the open we avoid going out in the open and mice do they do this too and then finally there's a negative quality to it which this is this is the negative valence this is the hardest part to put your finger on