3/13/2024 0 Comments Peak flow meter amazonSee treating asthma and what to do if you have an asthma attack for more information. You may just need to use one of your inhalers, or you may need to seek medical help. If you have a personal asthma action plan, it might say what you should do when your peak flow score falls to a certain level. If you're monitoring your asthma at home, your score should be compared to your best result at a point when your condition was well controlled.Ī big difference between your current and best score could be a sign that your condition is becoming poorly controlled or that you're having an asthma attack. To help diagnose asthma, your result can be compared to what would usually be expected for someone of your age, height and sex.Ī significant difference between your score and a normal score, or a difference in your scores in the morning and evening or when your symptoms are good and bad, may suggest you have asthma. Ask your GP or asthma nurse for more information on what would be considered a normal score for you. What's considered a normal score depends on your age, height and sex. This is given in litres of air breathed out per minute (l/min). Your peak flow score – also known as your peak expiratory flow (PEF) – will be displayed on the side of your peak flow meter. If you're monitoring your asthma at home, you may have a diary or chart to record your score.ĭownload a peak flow diary (PDF only, 1.06MB) from the Asthma + Lung UK website Your peak flow score This should be repeated 3 times, and the highest of the 3 measurements should be recorded as your peak flow score. when you've finished breathing out, make a note of your reading.breathe out as quickly and as hard as you can.breathe in as deeply as you can and place your lips tightly around the mouthpiece.hold the peak flow meter so it's horizontal and make sure that your fingers are not obstructing the measurement scale.push the pointer back to the first line of the scale nearest the mouthpiece.find a comfortable position, either sitting or standing – do this the same way every time.After this they may advise you to carry out the test regularly at home using your own peak flow meter. The first time your peak flow is measured, you'll be taught how to do it by a doctor or nurse. Measuring your peak flow before and after exposure to a possible asthma trigger, such as something you're allergic to or a substance you're exposed to at work, may also show if anything in particular causes your symptoms. It can also check if your medication is working, and indicate whether you're having an asthma attack. Your score can show whether or not your condition is getting worse. If you've already been diagnosed with asthma, measuring your peak flow regularly can be a useful way of monitoring your condition. This could be a sign that you have asthma, although other tests such as spirometry will often be needed to confirm the diagnosis. Why peak flow is measuredīy measuring how fast you're able to breathe out, your peak flow score can indicate whether your airways are narrowed. These are available on prescription or can be bought from most pharmacies. A peak flow test involves blowing as hard as you can into a small handheld device called a peak flow meter.
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