Blood Test Could Predict Longevity

In the near future, a simple blood test predict how long you’ll live and how quickly you’ll age.

Using a process called metabolomic profiling and comparing the birth weights of thousands of identical twins, scientists at King’s College, London have identified 22 key metabolites in the blood that are linked to aging. These “fingerprints” could provide valuable clues to a person’s long-term health.

One of the metabolites, they said, is “linked to aging traits such as lung function and bone …

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