India, Feb. 9 -- This Chocolate Day, you have helped in improving your health by eating a piece of chocolate rather than simply satisfying your taste buds.

Recent research has shown that a specific ingredient found in chocolates might potentially help you in preserving a youthful state.

The study, published in Aging, compared levels of theobromine in people's blood, with blood-based markers of biological ageing.

Biological age markers indicate how old your body seems based on its health and function, as opposed to the years you have lived. These markers are based on patterns of small 'bookmarks' on our DNA, called methylation, that change over the course of our lives, reads the King's College London website.

Across two European cohort...