> They are both practices that can exist without mythology, sacred texts or believes of what happens after death.

While I agree with your main point, that they are equating things that and not the same, you seem to be to be making the same mistake. None of the things you list are required for religion either.

I think you have the sense of things reversed. The point is that mythology, sacred texts, and afterlife beliefs usually aren't a thing unless religion is involved.

Intersection != Equality

I fast. I meditate. I'm not religious.

One may be religious and not fast nor meditate.