Period

Is it normal to bleed this long? I started spotting 2 weeks ago today on August 18th, for a few days just spotting, then heavier into a full blown heavy cycle for 6 days then back to light spotting. I thought I was done on Wednesday August 30th, but have been spotting/lightly bleeding everyday since then. But sometimes when I go to the restroom there is no blood, then the next time there is...