… pregnant, it can stop your baby from getting enough oxygen to grow. What is an exhaled carbon monoxide test? The exhaled carbon monoxide test measures how much carbon monoxide is in your body. It’s a simple and … be available soon. You must have JavaScript enabled to use this form. Did you find this information useful? Yes No …

… Tests to measure your breathing during sleep If you feel sleepy when you’re awake … sleep test is used to diagnose sleep disordered breathing (SDB) which can include conditions such as … up) in a quiet, darkened room. You will have a handheld box with a button to press every time you see a red light. …