Basic 8 Computing Term 1 Week 9 Lesson Plan

Revise with learners on health issues associated with prolonged use of ICT tools. - Backache and Waist Pain: Sitting behind a computer for a long period of time can cause backache and waist pain. - Eyes Problems: Long exposure to television and monitor may affect your sight or vision. The light rays from the television and monitor can cause irritation in the eyes. - Hearing Problems: You can over work your eardrums by listening to loud music from ICT tools such as Public-Address System, speakers, and headphones etc., which may weaken your eardrums, induce ringing in your ears and eventually damage your hearing. - Radiation Exposure: Some ICT tools such as mobile phones are believed to be emitting radiation which is very harmful to our health. Long term exposure to scanning machines, ultra- sound equipment and others can kill some cells and cause cancer. - Straining of the Body: Using mobile phones for hours and typing on the Keyboard for a long time can lead to a strain in the fingers, wrists and the back of the hand. The neck, shoulder and the arms can also be affected by strain. Demonstrate the use of appropriate volumes when using speakers and earpieces.