― Pay attention to your posture: ∙ This cannot be said enough. Slouching, sitting on sofas which do not offer firm support to the back and sleeping in an awkward position may give you a stiff back the next morning. Reclining in a chair without support to the lower back in the form of a cushion is a no-no. Sleeping on the side in the foetal position is the best way to take the pressure off a weak back. ∙ Maintain optimum weight: ∙ When you put on more weight than your frame can [...].