Uploading videos to a blog/site is very risksy due to size of videos most of the videos have high  size here i am telling a simple trick to add videos to our site very simply
Steps for How?
1.go to www.youtube.com
2.search your favorite video
3.below of video you will find " share " option
4.click on share and next click on "embed"
5.copy that embed code of that paste where you want downloading of youtube videos