I'm sad about my parents?

So my mom is usually just cooking or helping me out and my sister is in collage and I will be going soon I feel like my mom is bored doing the same thing evreyday like tv sleeping phone etc she is a stay at home mom and I am scared about how she will feel when I go to collage in 2 years and what if she gets bored I'm scared of my parents getting old and they will be bored it makes me feel sad when I see my parents just sitting on the couch watching TV I feel like three bored what do I do