Terrible idea. I can think of dozens of reasons why this kind of blanket rule is undesirable.
Can you list some?
Like those who are routinely depressed or suicidal. They go from being protection by the bed, to a 'promise to end the pain'.
Geez, there are a few relatives who I don't think should use pop-gun much less something that could hurt someone.
Arm those who are healthy and can shoot straight. And be very grateful that the rest of us aren't armed! ;)