If someone asked you what's the most comfortable chair in an office, you might choose the office chair. As we know, is a type of chair that is used for an office. It's usually a swivel chair, with a set of wheels mobility and adjustable height, and basically upholstered with leather.
1. Push your hips as far back as they can go in the chair.
2. Adjust the seat height so your feet are flat on the floor and your knees equal to, or slightly lower than, your hips.
3. Adjust the back of the chair to a 100°-110° reclined angle. ...
4. Adjust the armrests (if fitted) so that your shoulders are relaxed.
And it's important for the people who sit in the office all day to find a good office chair, which can protect their back and keep it straight.