BonesCom wrote:Jon, how fast are you doing these pistols? Does it happen if you do a less but slower?
nianfong wrote:supposedly you yawn because of a lack of oxygen in your system. basically your system forces you to take a deep breath.
You probably aren't breathing well during your squats. also when you get dizzy, there is likely not enough oxygen/blood in your brain.
David Boxen wrote:DZQ,
I'm just curious why you do the pistols for speed and reps. I try to go as slow as possible with pistols. Is it just that you get enough low & slow with other exercises?
Dai Zhi Qiang wrote:I got into a potentially very dangerous situation in China (long story) and I remember yawning as the adrenalin was gushing.
The primary reason behind yawning is to control brain temperature. It cools off your brain, much like a fan cools off the inside of a computer.[4] The claim that yawning is caused by lack of oxygen has not been substantiated scientifically.[5] Yawning may reduce oxygen intake compared to normal respiration.[5] Another speculated reason for yawning is nervousness and is also claimed to help increase the state of alertness of a person—paratroopers have been noted to yawn in the moments before they exit the aircraft.
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