Period's due next Mon, but I bled for one day, Sunday, now stopped. I may/not have ovulated. Can u still menstruate if u didn't ovulate? No symptoms.

Yes, you can still. menstruate if you don't ovulate. The periods may be irregular or delayed and you may have spotting during cycles that you don't ovulate. If this is a recurring issue for you, you should discuss this with your GP. Dr. Anne.