Earstretching.net

There's a lump on my lobe, and I don't know what has caused it. I'm only at 2.1mm. Should I stop stretching? Also, my ear bleeds slightly when I take the taper out, I don't think this has anything to do with stretching, as my ear was pierced at 1.6mm, and it was bleeding even when I took the 1.6mm ...