Caffeine is the world’s most widely consumed psychoactive substance, known to improve alertness by antagonizing adenosine receptors. But regular intake can lead to dependence and subtle adverse effects.
I used to have two cups of coffee daily. Over time, I noticed persistent eyelid twitching (myokymia), often linked to excess caffeine, stress, and fatigue. It was minor but frequent enough to be noticeable.
After reducing my intake, the difference was clear: fewer twitches and more stable energy levels.
What this highlights:
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Even moderate caffeine can cause side effects in sensitive individuals
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Symptoms like eye twitching can be early warning signs
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Reducing intake can improve neuromuscular stability and sleep quality
Have you also experienced this?
MBH/PS