Live stream so slow

hey guys i have a big problem with live stream and downloading that I never had before. whenever I try to download or livestream it is so slow. I have run scannes and tests on my computer and everything seems to be functioningly properly, I mean it brings up websites quickly and all that good stuff just in the past 2 months its gone slow in these areas. i have a hpdv6000 intel r core tm 2 duo cpu t5550 @ 1.83 ghz 1.83 ghz 1 gig ram. am very frustrated by this problem would value any help cheers

Have you used Speedtest to check your internet connection speed ?
http://www.speedtest.net/
Your internet provider may be throttling your download-You can check with a number of online utilities such as http://broadband.mpi-sws.org/transparency/bttest.php