Muhammad Ibrahim Khan Dotani | 8B
If you’ve ever been mid-clutch in Valorant or five hours deep into a Netflix spiral, you’ve probably heard the “Grandma Warning.” You know the one: “Turn that screen off before you have a fit!” or “That light is going to scramble your brain!”
It’s the ultimate parental scare tactic, usually backed up by some ancient WhatsApp forward. But as someone who spends half their life on a device (for “study purposes”, obviously), I decided to look into the actual science. Spoiler alert: Grandma was wrong. Your phone isn’t a neurological time bomb, and most of those horror stories are pure myths.
The “Pikachu Incident” (A.K.A. The Core Memory of our Parents)
The whole “screens cause seizures” panic started with one specific event in 1997. An episode of Pokémon aired in Japan with a scene where Pikachu used a “Thunderbolt” attack. The screen flashed red and blue at a high frequency for five seconds.
It was a disaster. Nearly 700 kids were rushed to the hospital with symptoms of seizures. This “Pokémon Incident” traumatized an entire generation of parents. They literally saw Pikachu “attack” kids through the glass and decided all screens were dangerous.
But here’s the reality: that was nearly 30 years ago. Since then, the tech and entertainment industries have changed everything. Shows and games now have to pass “Harding Tests”—software that scans for dangerous light patterns before they ever reach your eyes. Unless you have a specific, diagnosed condition called Photosensitive Epilepsy (which affects only about 1 in 4,000 people), those flashes won’t touch you.
Modern Tech is Built Different
The TVs our parents grew up with were CRT (Cathode Ray Tube) boxes—those massive, buzzing cubes that flickered constantly. That “refresh flicker” was a genuine trigger for people with epilepsy.
But your iPad? It uses OLED or LCD tech. These screens are incredibly stable. They don’t have that aggressive “pulse” that old TVs did. In fact, modern screens are designed to be “neurologically quiet.” Unless you already have a medical diagnosis, your tablet is just a light-emitting piece of glass, not a seizure trigger.
The Real “Screen Sickness”
If screens don’t cause seizures, why do we feel like zombies after a long session? It’s not your brain misfiring; it’s just your body complaining.
Digital Eye Strain: When we’re locked into a screen, we blink less. Our eyes get dry, itchy, and blurry.
Tech Neck: Hunching over an iPad like a gargoyle for hours ruins your posture. That tension can cause massive headaches that feel scary, but they aren’t seizures.
The Doom-Scroll Dizziness: Staring at fast-moving TikToks for hours can mess with your inner ear, making you feel slightly nauseous.
The Verdict
The “Screen Scare” is mostly a relic of the 90s. While Photosensitive Epilepsy is a real medical condition, it’s extremely rare. For the rest of us, our phones and other devices are perfectly safe. Grandma might have been wrong about the seizures, but she was accidentally right about the breaks. Your brain isn’t going to short-circuit, but your eyes definitely need a rest. Stick to the 20-20-20 rule: Every 20 minutes, look at something 20 feet away for 20 seconds. So, in the end, you’re not going to have a seizure—but you should probably still go outside and touch some grass.