50% of bike fatalities are single vehicle accidents, most commonly "failure to negotiate a curve". Learn to ride; get professional training and ride within your limitations.
The single most common variable in bike accidents is alcohol (usually the rider's) Don't drink, not even one beer.
AGATT - All Gear, All The Time. I am also a proponent of high viz gear, though there is some debate in the bike community on that. Riding without a helmet or riding with a crap or improperly fitted helmet is also to blame. I wear only a full face helmet when I ride. See impact zones below for why I do:
Learn good riding strategies. The better riders know that road strategy is more effective than superb riding skill with no proper road strategy. Never stop training and practicing.
Rules to motorcycling
1 Put on your brain before you get on the bike, you are going to need it
2 Assume You are invisible
3 Never outdrive the road, the bike, or you capabilities
Stay inside of the envelope because the edges have razor blades