You’re not imagining it — your legs start to feel heavy, swollen and tired after sitting or standing for a while. If you don’t move around every 60 to 90 minutes, fluid starts to build up in ...

The Duchess of Kent Children's Hospital, 12 Sandy Bay Road, Pokfulam, Hong Kong, China Correspondence to: Mr. Mike W. W. Kwan, Senior Occupational Therapist, The Duchess of Kent Children's Hospital, ...