Yet another fitness trend has emerged from Chinese social media. Thousands are now participating in this one called the 'iPhone 6 Legs' test. It involves using the iPhone 6 handset to cover the width across both knees. It's going viral now too.

trend1.jpg

This comes only weeks after the A4 waist test went viral.

trend2.jpg

iPhone Legs has over 67 million views and 50,000 comments already.

trend3.jpg

trend4.jpg

trend5.jpg

trend6.jpg

trend7.jpg

trend8.jpg

trend9.jpg