Work doesn't make staff sick at Wavex. This London-based firm, which manages IT for smaller companies, has an excellent team spirit and healthy atmosphere. The health of the 77 UK employees doesn't suffer due to their jobs (an 83% positive score). Everyone can work from home with company laptops and BlackBerrys, and take time off for a child's school event. As a result, staff don't suffer from excessive stress (80%) or regularly feel exhausted (52%). Colleagues really help out (87%, and a top 15 score). With awaydays such as skydiving or a weekend at Alton Towers to celebrate the firm's 10th anniversary, teams have fun together

