What's with the influx of nubs?

Thomas J. Boschloo wrote:
> I use heavy wool bandage now (l30 druid), but is doesn't work well and I
> can't figure out why. The flesh heal stops after only a few seconds
> (1-2) en doesn't heal as much as heavy linnen used to do. My guess is
> that I get interrupted but the reason I want to flesh heal is that there
> are too many mobs on us anyway and I rather moonfire and perserve my
> (run out of) mana for some rejuvination and regrowth later on in the battle.
>
> Also, does an interrupted heal spell cost the caster mana?
>
> TIA,
> Thomas