FlaDon wrote:After a lot of trial and error, I found the thing that works for me is to position the index and middle finger under the bulb and pump with the thumb. I generally have the fingers under and slightly to each side of the bulb so as to trap it in a three point position.
That's exactly how I do it too, and when I'm going for an expansion exercise, I add my other hand and squeeze with thumb on thumb for that extra pump pressure.