In order to dictate whether or not smoking was a normal activity one would first have to put together parameters of normality. If normality is considered functions that were biologically intended, then no - the inhilation of smoke is not a normal activity, due the human respiratory system deriving no benefit (and even being damaged) by smoke inhilation.
For smoking, none. Smoking is not an illegal activity.
No.
The risks as such are the same, but since the smoke you get into you from passive smoking is more diluted passive smoking is a bit less bad.
Normal Activity - 2009 was released on: USA: 30 October 2009
Er..like normal activity??
It decreases the amount of Red blood cells that can transport O2 because smoking decrease the hemoglobin activity.
drinking, smoking, eating, gambling, sexual activity
it has the same effects as normal smoking
If your addicted yes if not no
Normal cause of a belt smoking is that one of the driven pulleys has siezed.
No, normal physical activity does not cause miscarriage.
Smoking makes lungs dirty, coating them with tar and soot, which interferes with their normal functioning. Prolonged smoking can cause several kinds of lung disease including emphysema and lung cancer, which seriously interfere with normal lung function.