Ok to understand this answer you need to know that with every passing year our oxygen supply has dropped due to pollution our food chemically contaminated taking it toll out on our bodies , then you'd have to take our life styles into perspective and how much the younger gen differs from the older , todays gen live splendour and inactivity whilst the older gen were always kept active with chores leading to a more healthier body , stronger immune systems, stronger hearts and bigger lungs ,basicly what I,m trying to say is check out the life styles to see the difference
Better medicines, better understanding of diet and how it affects us, and more advanced medical technology.
It varies with everyone. Some people can live to be 80, and some live shorter or longer. It really depends on your health.
Not dying young?
30 is the average, but they can live longer or shorter
In general smaller fish have a shorter lifespan.
No, But they are shorter then average people.
Not really, its kind of the same but maybe you live shorter with an animals organ?
Many people have different lifestyles. For example, a fat person's life would usually be shorter than a thin and healthy person life.
Not necessarily. He may have a little more testosterone but not enough to enable him to live longer or shorter years than other men.
No
Height does not affect life-expectancy.
a turtle can live longer because turtles can be 375 years old and still be young
A clone can not live as long as you it can live shorter or longer but mostley shorter. A clone can live as long as it wants. Why do we need a clone? Do you think that a clone could feel like a natural being like us, can it feel frustrated, sad, joy or even hunger?