[@Cio]
Similar names drastically different applications. Atomic overdrive appears to just energize the atoms causing a bunch of heat. Overdrive itself affects biological processes e.g Adraline production (Feel no pain! (But be careful not to overdose))

The heat fact is as a result of what happens when any chemical (and therefore alot of biological) processes occur. Basically if she was to go full on limit removing. The internal organs would get cooked. And thats really bad for extended periods.