Blood test to reveal life span should be welcome.

For

- It would be a great achievement in the field of science as it allows the doctors to measure the biological age which is not always equal to chronological age.

- It is a very convenient method to determine one’s age without the use of any expensive tools and machines.

- It is very helpful for the families who are incorporated with certain ancestral disease to know the know-how of the body.

- It provides valuable information that encourages individuals to adopt healthier lifestyles.

Against

- These blood tests are not accurate as they fail to tell the precise age of the person he or she will live up to.

- It is considered as waste of money as this blood test requires people to spend loads of mullahs from their pockets.

- It is irrelevant as people don’t need these kinds of test to tell them the way to live and eat.

- A life span is based on environmental and genetic factors which are very crucial for a person’s longevity. Thus, this test can not take into account these factors which are very critical in determining one’s life span.