Good posture means maintaining the three gentle curves in your spine.Practicing good posture has one immediate benefit – it makes you look good! Not everyone has the luxury of ergonomically-designed work centers with adjustable desks and footstools, gas-powered office chairs with lumbar supports and apparatus provided to position reading material and computer screens at eye level. However, you can adapt the principles of good sitting posture to almost any situation.
Read whole article here: How to Minimize Back Pain by Maintaining Good Posture