How do demonstrators in circuses swallow the sword

In circuses, people who swallow the sword do not make cheating or any game. These people swallow the sword as real.

In circuses, people who do this show learn to relax larynx muscles. They also prevent swallowing when they learn. It does not create a problem.

never spoken when doing this number.

Attention: It is very dangerous and deadly to try to do these exercises to yourself. Do not try to apply these exercises on your own at home. When you want to be a circus star, you can become unable to speak for life as a result of the Bosphorus damage.