Can you actually improve your reaction time? On reaction tasks, yes — with consistent practice and the right setup. Here's what genuinely helps, without the hype.
Click, tap, or press Space when the panel turns green.
Short, focused daily sessions; warming up before you measure; reducing distractions; sleep and hydration; and a low-latency wired mouse plus a higher-refresh display. Track your median over weeks, not single attempts.
Chasing one lucky sub-150 ms tap, comparing across very different devices, or expecting overnight change. Improvement is gradual and personal.
Many people see measurable gains within a couple of weeks of short daily practice.
It can temporarily increase alertness for some people, but sleep and consistency matter more.
Practice a little every day and track your median — steady focus beats occasional marathons.
ReactionLab is a browser-based reaction performance test. It is not a medical, neurological, or intelligence assessment. Results depend on your hardware, input device, and browser. See our methodology.