By Jessica Hamzelou
It’s spring here in the Northern Hemisphere. There are daffodils, tulips, and hyacinths in full bloom in parks and window boxes where I live in London. I even saw some lambs on the weekend. But here I am, thinking about how close I am to death.
Last year, I took a test to find out my biological age. These tests, which involve assessing chemical markers on your DNA, aim to estimate how much wear and tear you’ve experienced so far—and, essentially, how many years of life are left in you.