If you spend a lot of your day sitting down, these are the best exercises to strengthen your body and prevent back pain ...

There's a lot of false information about the proper posture you need to use when sitting at a desk. Cornell University ergonomics professor Dr. Alan Hedge sets out why the 90˚ rule does more ...

Typical sitting posture at a laptop or computer. Head forward posture. Upper back rounded. Shoulders are internally rotated.

Poor posture while sitting, like slouching ... with knees at a 90-degree angle. The top of your computer screen should be at eye level to prevent unnecessary strain on your neck and shoulders ...