So, avoiding your responsibilities is generally bad. However, sometimes we just need a break. If you have been studying for hours on end like I have at times, then taking a break is absolutely necessary. Any arguments against this are invalid.
Okay arguments against this can be valid, however, personally I believe that you need breaks so that you can have time to know what you just studied or learned. So here is a list of things to do to help avoid work instead of procrastinating.