This is the dailymail ofc, so there is no answer per se.

The answer: Advanced Biological Age / accelerated ageing

-----

However, some factors that raise a person's risk of early-onset colorectal cancer also elevate biological age.

These include poor diets — including diets high in ultra-processed foods — obesity, smoking, alcohol consumption and other lifestyle habits.

Other key factors in accelerated ageing are pollution and stress.

Anyone have the abstract? That site is cancer itself

Any dailymail or pop news article that starts with "scientists say" can probably be safely ignored. Unfortunately there is not a lot of substance here.

The Daily Mail once famously ran a front page story claiming something or other prevents cancer, while running a front page on the same day in the Irish edition claiming that same thing causes cancer. The only things they're more obsessed with is house prices and foreigners.

Here's a fun quiz: https://www.monkeon.co.uk/bigcquiz/

‘There is no clear cut one thing, I think it is multi-factorial and there are other aspects,’

The title contradicts the answer, which is also vague and lacks specificity. Considering the mass list of advertisements on the page, it’s AI generated for $$$; thus the baity title, imo.