Thanks for reaching out. Is this happening for desktop, mobile or email notifications (or all of the above)? Also, is this happening with *all* notifications or just certain types? Appreciate the additional info!
Check your bell settings for those channels and see if you've opted to receive all notifications? You may be on the default setting, which is to receive notifications occasionally. Here's a guide to help check that plus your app and device level settings: https://goo.gl/giVA8o