For 4K TVs, it's recommended that you watch from a distance of 1.5 times the screen's vertical size. If you have a 55-inch 4K TV, sit around 39 inches (3.28 feet) from the display, 65 inches ...

Expanding on the findings, she added, "This study represents a pioneering effort in examining the normative standards for vertical jump and sit-and-reach tests within a Chinese population.

Article Title The normative values of vertical jump and sit-and-reach in a large general Chinese population aged 8e80 years: The China National Health Survey ...

Expanding on the findings, she added, "This study represents a pioneering effort in examining the normative standards for vertical jump and sit-and-reach tests within a Chinese population.