How old can we get – and how do we stay healthy?

Frankfurt. How old can we get - and above all: how long can we stay healthy? The Cologne aging researcher Björn Schumacher is one of the scientists who want to get to the bottom of these questions. In the interview he explains why some centenarians stay fit almost until the end - and what we can learn from them.

The key keyword here is biological age, which often does not correspond to actual age, but can reveal a lot about how likely we are to develop age-related diseases.