history: I have been the one taking care of my grandmum since she fell sick  My grandma fell sick_comma_  and I have been the one taking care of her I hope she gets better. It must be very hard seeing loved ones in sickness.
current: Oh yeah,  she's getting better,  she is so lovely .I love her so much 
next: That's wonderful. I hope that her sickness hasn't been too taxing on you.