To dwell on something for a long time

Hi Esraa! It means to dwell on to something She's fixated on loving him even though he does not treat her right She dwells on loving him even though he does not treat her right Hope this helps!

A fixation is like an addiction to paying attention to something. Example: A tennis player needs to keep their eyes fixated on the ball. It can also has a negative meaning as well. Example: The guy was so fixated on his ex girlfriend that she became fearful.

To focus intensely on something

It mean paying too much attention to something and not other things. Example: "I couldn't help fixating on her beautiful eyes during our lesson."