Do you have a desk-bound job? Beware, you may be at a heightened risk of developing cardiovascular diseases by 0.2 per cent and an increase in waist circumference by two cm, for every additional hour of sitting on top of five hours, researchers warned. The findings showed that those who had desk jobs had a bigger waist circumference -- 97 cm compared to 94 cm in people without desk jobs. They also had approximately one body mass index (BMI) unit difference. Further, they had a higher risk of cardiovascular disease -- 2.2 per cent compared to 1.6 per cent in people without