Yes, you can get pregnant on your period especially if you have an irregular cycle

If you have an extremely short cycle, then the time you ovulate could overlap with your period and you could get pregnant if ...
Well+Good

Hold On, Can You Get Pregnant On Your Period?

Discover whether you can get pregnant on your period, the most fertile time of your cycle, and how to prevent pregnancy during menstruation. No matter where you are in your menstrual cycle, there’s ...

You can't have your period when you're pregnant, but you may still bleed

You can't have a period while pregnant, but bleeding or spotting can be common. However, bright red blood could be a sign of ...
Yahoo

So You Just Missed Your Period But You’re Not Pregnant. Here’s What Might Be Going On

All products featured on Self are independently selected by Self editors. However, when you buy something through our retail links, Condé Nast may earn an affiliate commission. J Studios/Getty Images ...
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Why Your Period Is Stopping and Starting, According to Ob-Gyns

Everyone's period is slightly different, and odds are, you have a good sense of what's normal for you. But when things start to deviate outside the norm - like a period that starts and stops - it's ...
Health.com

What Causes Period Cramps but No Period?

Up to 91% of people who get periods experience period cramps. Many also report experiencing occasional period cramps while not on their period. Having period cramps but no period feels similar to ...