When I was an adolescent, extended reading brought me disapproval on the grounds that I would be better off doing the homework to which I was allergic. In self defense I locked myself in the bathroom with my books and science fiction magazines. It is a habit I only grew out of as I gained more adult freedom.
I think that even though one reads on the porcelain throne, one ought to be careful about cleanliness. If you don't know what I mean, send me US$100 via Paypal and I will send you my soon-to-be-written paper on the subject