For those interested in self defense, these nearly two dozen videos on Krav Maga Techniques may suit your needs quite well. They say it’s among the most useful and successful form of self defense.
According to Wikipedia, “Krav Maga is known for its focus on real-world situations and extremely efficient, brutal counter-attacks.[1] It was derived from street-fighting skills developed by Imi Lichtenfeld, who made use of his training as a boxer and wrestler, as a means of defending the Jewish quarter against fascist groups in Bratislava[2] in the mid-to-late 1930s.”
