Chronic fatigue syndrome (CFS) is a disorder that causes sufferers to experience extreme tiredness for no apparent reason. Physical activity can make you feel more tired, but the fatigue is present even after periods of rest. It's not understood why some people develop this condition, but there are a number of theories. It's thought that genetics may play a role and t
If you're booked in for a knee replacement, then you'll be keen to get the operation over with. Chances are your knee has been painful for a long time and it limits what you can do. Even everyday tasks are difficult if your knee isn't working right. If you have a wait before your operation, then you get the chance to prepare for it. At this stage, your doctor may tell