Actually it matters a lot for research funding and accepting papers in journals. One of the biggest things the anti-aging community has achieved is to finally get to a stage where aging is categorized as a disease modifier.
Please don't underestimate the effect of this achievement.
That's true, but it's important to acknowledge that "aging is a disease" and "aging is not a disease" are statements about the word "disease", not about aging.
Please don't underestimate the effect of this achievement.