Lack of oil & filter changes, incorrect oil, running low on oil, excessive over revving.
Incorrect Engine Oil, Air filter is clogged and dirt is reaching the bearing liners and journals. Oil pump failure. Clearances between journal and Crankshaft aren't enough to lubricate crank shaft.
good lubrication and balance are paramount
Some mild upgrades can actually lengthen the life. It's the major upgrades that can shorten the life.
If AF refers to Atrial fibrillation, yes, it can shorten your life.
Most cases produce symptoms but do not shorten life expectancy.
The main thing that will shorten a automobile battery life is to run it completely down. Auto batteries are not designed to be run flat as deep cycle batteries are. Every time it is run down it's life is shortened.
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
well it can shorten it for 26-33 yrs depending on how serious the cas so dont do it visit some sites on tips for great smoothies and fruit recipies !
Mostly from parasites, diseases and predators. Some die of hard work which shorten life expectancy.
Under ideal conditions....forever. Corrosion is the enemy of parts like this. If you live by the Ocean, salt air will shorten the life for instance.
No.
Most likely