India, March 18 -- Are you as old as you look like, or what your birth certificate says? Well, maybe not, states a new study led by Dr Qiuyi Wang and Dr Zi Wang, Osaka University. The researchers have developed a model to determine the actual age of a person based on a steroid hormone in the bloodstream. However, here's what is surprising - the actual age stated by the steroid hormones in the blood can be different from the number of years we have lived. Also read | Want to slow down ageing? Study says this simple habit for just 1 hour a week can reverse your biological clock

The study, published in Science Advances, used artificial intelligence to analyse the blood samples and understand the actual age of the body. Scientists, since a l...