At first glance, this probably looks like a camera trick. Ken Lee, an Italian content creator, has built a massive online following by doing something that doesn’t quite feel real. Viewers refer to him as the “human cheetah” because it appears he has near-instant reflexes.
Grabbing objects out of the air with uncanny precision, flicking clothespins and lighters, and throwing a blur of punches and kicks at impossible speeds, it is easy to call him unbelievable. Half the audience thinks his viral speed videos are fake. The other half is just as convinced they are watching something incredibly rare.
Hands so fast they blur time
In the video above, a timer runs to confirm its authenticity. In what looks like half a second, he reaches out and snags the lighter from the table. To prove it is real, he does it twice.
Having amassed millions of followers on his TikTok page, the identity behind the mysterious influencer remains largely unknown. Active since around 2022, with almost 100 million accumulated likes, Lee has cultivated a fandom around his self-proclaimed “Superhero per Hobby!”
Do you believe it is real? Is this person the fastest human alive? Many followers cannot wait for the next video to be posted. Plenty of his fervent fans are Italian, so sifting through the remarks takes a bit of hunting. Here are some comments that sum up how much people enjoy the fun and the spectacle:
“Ken lee the fastest and the best”
“Most dangerous human”
“Is this what the lighter sees before my homie steals it”
“It was sped up during he grabbed the lighter, if u count up with the timer u would be off by like 0,5 seconds whenever he grabs the lighter.”
“If the flash were human”
“How is it possible to get such powers ?”
“I blinked and I missed it”
People love good entertainment
The awe of peak performance attracts people to watch elite athletes, musicians, or even dancers. There is something that deeply satisfies all of us when a human appears to push a skill to its limit. Whether it is real or fake seems to matter less than the opportunity to chime in on some good entertainment.
How far could any of us go by practicing and repeating a particular motion over and over until it is mastered? Beneath the flashy nickname and his viral speed videos, Lee’s content has a way of drawing people in. This is not a superpower. Just repetition. Focus. Obsession. And maybe some digital wizardry.
Testing the science of speed
If you wish to question the validity of Lee’s performances, maybe some basic science can help. Human reaction time is not just a reflex. A 2024 study found that the nervous system can fine-tune responses in real time. Practice can make movements appear almost automatic.
It has been well established in research that the gap between seeing something and responding has a limit. A 2025 study concluded that the most elite extremes allow for reaction times of 100 milliseconds. At that speed, the human brain can barely process that something has happened.
Science explains Lee is not necessarily moving as fast as we might perceive him to be. And therein lies all the fun of it. We cannot prove it is real, nor can we actually prove that it is fake.
Maybe Lee is the “fastest man alive” or the so-called “human cheetah.” Or maybe he is just a remarkable entertainer. Either way, he has clearly tapped into something strange and fascinating: a blend of human ability and fantasy that people do not want to miss.
To give context to Lee’s videos, watch this performance on Tú Sí Que Vales:




