Shots should break in between heart beats
For long range and/or very accurate shooting yes, sort of. You take a deep breath, let about half of it out, then fire the gun. If you are shooting close range self defense shooting, this is not as important because you don't have to be quite that accurate.
no, they just hold their breathe.
they breathe underwater!
You can hold your hand over hers as she shoots... while saying... "I'll help you."
no but they can hold their breathe for long periods of time
People say that they can hold their breathe for up to 10 minutes if an adult. If a calve if can only hold up to 5 minutes.
Whales Breathe air, with lungs. They have to Surface to Breathe, and hold their breath while diving
When the person is old enough to follow instructions, and has the physical strength to hold the firearm. For some people that might be 6-8 years old, for some people, 21 is not old enough. My children and my grandchildren began shooting .22 rifles WITH ME at around 10 yrs old.
Hold down A i think
Try the left side of the receiver as you hold the firearm- opposite the bolt.
If an investigation is initiated, the police will hold onto that firearm during the course of the investigation.
A common misconception is to hold their breath. This is wrong, they should let the air out and then not inhale while shooting. It is also important not to jerk the trigger, squeeze it gently.