Question

First differentiate between average life expectancy, useful life expectancy and maximum life expectancy. Then discuss biological and environmental factors that contribute to a longer life.

Answer 1

Hello!

Average life expectancy is basically the total average age of a particular group or community or even commodities or items I.e., showing the years they are expected to live or it can also be analysed as the expected or estimated longetivity of something.

Useful life span :Here it is nothing but in general words the working or functioning of an asset. for instance let's say your PC once it stops working it becomes useless.

Maximum life ecpectancy:Here it consider somebody's age at death. it is also evaluated as the period between life and death.

BIOLOGICAL AND ENVIRONMENTAL FACTORS.

*Cleanliness

*Genes

*Lifestyle

*Gender

*Age

*Personal Habits

*Food

*Sleep

*stress

*Mental health

*exercise

*proper healthcare etc

Thankyou, hope this helped!