it can shorten your life span because i am 16 and the specialist told me that i could die in my 30s because of it
NO!!
No, it doesn't.
No it just stuns them.
Death in childbirth does happen, that would certainly abbreviate the life span.
yes it does, by as much as 20 percent
No! Weed will kill you it will frikin kill you! Don't do weed!
only if you get real hyper and jump out a window
No. It may damage your voice though. But if it is stressfull screaming, yes. Stress can shorten your life span by a few years.
black plaguecholeraflusmall pox
The life span of Salmonella bacterium is about 28.89 + - 2 days. This was the best rubric I have come up with yet. But, if there are toxins present, then the Salmonella will not last as long, and if there are no nutrients, then this will also shorten the life span.
Leaving something on (like headlights) for an extended amount of time without the engine running will shorten the life span of the battery unless the battery is the deep cycle type. Overcharging an automotive battery will also shorten its life span.