6 Complete with: strain, loss, thumb, swelling, rash, infection, shoulder, upset, immune, insomnia, watery, sickness. 1 We need a healthy ..... system to fight off infections. 2 The ..... went down after he put an icepack on the injury. 3 My mum gets terrible travel ..... so she rarely goes anywhere. 4 Jean gets ..... eyes and a runny nose because of her hay fever. 5 We should take regular breaks from the computer screen to prevent eye ..... 6 Roland got a ..... strain playing tennis last week, now he can't move his arm. 7 My uncle suffered hearing ..... because he worked with loud machinery. 8 I got an itchy ..... on the side of my face after I borrowed my friend's mobile phone. 9 She's not getting enough sleep because she has ..... 10 The cut from that rusty nail gave me a skin ..... 11 He had a terrible ..... stomach after he ate curry last night. 12 Sending a lot of SMS messages can cause ..... arthritis.