Why watching TV shows is tiring

So I was staying at a friend’s place for a week while visiting Beijing. She has her TV linked up with the Youku (local YouTube) app, which means she can stream anything that is on there on her TV. My own TV mainly functions as a washing/clothing rack and card stand, so it was nice to actually watch something on it. I always aim or have the intention to watch more TV or TV shows, yes the stuff that all kids dream about, because listening more to Chinese people talking never hurts. There is only 1 problem that I established…