Read one passage from Shakespeare every day. Once you finish, go back to normal books. You will be amazed at how fast you will be able to read!
http://www.BrainSparkLearning.com
google "fet system ielts"
Reading Comprehension is the ability to actively read the information (mostly passages) provided and assimilate the information to answer questions - even beyond the scope of the actual passage....
I wouldn't think so. If anything it would improve it, particularily when it comes to grammar.