Surfing is the best.  I surfing everyday!
Surfing is a surface water sport in which the wave rider, referred to as a surfer, rides on the forward or deep face of a moving wave, 
It certainly is.  Where do you think the best surfing spots are?
Windsurfing which is done on the  surface water combines elements of surfing and sailing.
I think it seems too difficult for me.
The term "surfing" refers to the act of riding a wave, regardless of whether the wave is ridden with a board or without a board, 
I wonder how someone surfs without a board.
Skimboarding (or skimming) is a boardsport in which a "skimboard" (much like a surfboard but smaller and without fins) is used to glide across the water's surface t