Think you are overthinking this.
Of course it can rise.
Yes, of course.
Yes
Everyone is losing/leaking energy every day. It’s called the process of living (aka dying).
We “lose energy” every time we breathe out.
That’s what all these energy exercises do and are for… to Regain/grow lost energy.
Same with breathing.
Same with eating.
Eventually you will “leak out” all your energy aka dying. (oversimplified)
It’s something everything and everyone has to deal with it. 