Some computer tasks can be very demanding, involving long periods of computer use without natural break points. Breaks are important to give the body time to recover after periods of physically demanding activities. During this time, you can accomplish non-computer tasks or stretch to relieve the muscles used during data input. Task breaks involve a change in activities to provide relief from physically intensive tasks. Alternate activities include phone use, filing, etc.
Stretch breaks involve stretching exercises to provide relief from prolonged postures.
For visually intensive tasks such as computer use, quick and frequent vision breaks are recommended. Closing your eyes also helps to relubricate the eye's surface and change the focus momentarily. Mobile Work Layout Make smart choices when working in alternate settings such as coffee shops, meeting rooms, hotels, and airplanes. Although you may not have much control over the environment, you can control how you choose to work within it. Create a foot rest out of a backpack, phone book or trash can.