The ‘Deskexercise' routine includes sets of fool-proof exercises which colleagues will not notice you doing. Some of them are: Tummy Toners A way to a toned tummy whilst you type:. u Sit up-right in your chair, hold onto the arms or underneath of the seat u Keep your feet together and knees bent u Lift your knees to your chest whilst tightening your abdominal muscles u Hold for five seconds u Relax and repeat five to 10 times Perfect Posture posture can be seriously disturbed by sitting at a desk all day, which can lead to pain in your back, shoulders and neck: u Whilst sitting, bend your elbows at a 90-degree angle, forearms parallel to the floor u Squeeze your shoulder blades down and together u At the same time gently press your elbows back u Hold for five seconds then release and repeat Thunder Thighs don't neglect your legs, work your thighs with a simple exercise that no one else need see: u Sit up straight with your feet flat on the floor u Bring one leg straight out in front of you u With your back straight and chin lifted, hold your leg up for five to 10 seconds u Lower leg then repeat with the opposite one u Repeat twice with each leg.