If you're a parent, you probably know just how difficult it can be to try and regulate your children's screen time to make sure they stay active and engage in other hobbies as much as possible.
And while most parents would be tempted to confiscate their child's phone or games console if they broke their screen time limits, one dad has come up with an unusual way to teach his son about the dangers of staring at a screen for too long - by making him do it for 17 hours straight.
The dad, from Shenzhen, China, caught his 11-year-old son playing video games on his phone at 1.30am earlier this month, which was way past the youngster's bedtime.