Tuesday, July 15, 2014

Reaction Time : What Is It...And How Can You Improve It?



by Jodi "PunkLit" McClure

An enemy jungler jumps out at you from the bushes unexpected. You activate your shield and hit him with a stun a split second later, before backing under your turret. Reaction time, that tiny interval between stimulus and response, needs to be extremely fast in pro gamers. Your brain has to make a nearly instantaneous assessment so you can act accordingly. It differs a bit from reflexes, which are involuntary or instinctive movements you make without conscious thought. With reaction time, you need to have a high capacity for strategic thinking.

For visual based stimuli, it's possible to decrease your reaction time with three weeks of practice, and the effects of practice last for at least three weeks, so continual practice should keep your reaction time at its trainable best. In fact, there are plenty of gaming sites online (like Aim400kg) with programs specifically made to help you hone your aim, speed and accuracy.     

Gamers (and everyone else) tend to react more quickly to auditory queues than visual ones, because an auditory stimulus only takes 10 msec to reach the brain, but a visual stimulus takes 20-40 msec. You probably don't even realize how much you rely on auditory clues in League until you play the game with no sound.  Then, you're stuck watching out for things you normally listened for, like the sound of Varus drawing back his bow or Zac preparing to jump.   

Training alone won't help you with speed, though. Age and sex are both strong factors in how quickly you react, both instinctively and intentionally. While most people tend to believe it is teens who have the fastest reaction time, repeated studies have found the optimal age for reaction time is in your mid to late twenties. Ditto with reflexes. It's also interesting to note that men have slightly faster reaction times than women, a disadvantage not reduced by practice or training. Perhaps this in part explains why natural-born female gamers haven't breached the highest levels of pro-dom.

Another important factor affecting reaction time is 'arousal,' or your state of attention, including muscular readiness. Reaction time is fastest with an intermediate level of arousal, and lessens when the player is too relaxed or tense. A good night's rest is essential to performance, as is the experienced calm of a confident player. Plus, in the cool air of the LCS studios, the hand warmers we see players gripping before their games helps to both stimulate and loosen the finger muscles for maximum flexibility. Visual fatigue also plays a part, although the jury is still out on the effectiveness of Gunnars and other gaming glasses.


Despite most of us not worrying about our own execution on a scientific scale, video game players in general still have faster reaction times than their peers (up to 25% faster.) Gaming also improves a players perception, attention and probabilistic inference (aka decision making), and can enhance the players skills and performance both in and out of game - a fact the US Military (and Sci-fi writers) take full advantage of. (Ender's Game, anyone?)     

If you want to be a pro gamer, training to improve your reaction time and reflexes could be vital to your success, and good old-fashioned practice really does help in this regard. Try out online training games to improve your click speed / aim, and make sure you are playing at your awake, attentive and confident best. Don't play when you're tired or tense, or when you've just woken up and your body isn't functioning yet. (And remember to fine tune your computer settings, because latency is the one reaction time killer you can't do much else about.)  

Ref: 
A Literature Review on Reaction Times by Robert J. Kosinski Clemson University
Improved Probabilistic Inference as a General Learning Mechanism with Action Video Games  by C. Shawn Green, Alexandre Pouget and Daphne Bavelier





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