They're especially easy to make, so not much heavy lifting required. (azgrabaplate.com)
This means working with much heavier weights which place the muscles under a lot of stress and recruit more muscle fibers. (fitnessandpower.com)
I just make so much mess and I think they're simply not worth it (and they feel so much heavier on my stomach too, probably because they need more oil). (dhmaya.com)