It may come as something of a surprise, but scientists have discovered one of the most reliable tests of how we will age is actually the simplest.
The sit/rise test was revealed in 2013 by Brazilian doctors convinced that it gives a good insight into how long you will live.
To perform it, stand barefoot, then cross one leg in front of the other and lower yourself gradually to the floor.
Read more of the original article from DailyMail.
