Get Virtual Care
Peak expiratory flow
Is the maximum effort you can do while blowing the air out (expiration) is an inderect measure how your lungs are within a patient with asthma. Although not exact & varuiable as a follow up value can help patients monitor their asthma.
Dr. Alvaro Aranda reviewed this
37 year experience in Pulmonology
Tests for
Related questions
A 34-year old asked:
How long does the peak expiratory flow rate take?
1 doctor answer • 1 doctor weighed in
A 37-year old asked:
What is the normal peak expiratory flow rate of an typical adult?
1 doctor answer • 2 doctors weighed in
A 43-year old asked:
What do you suggest if my peak expiratory flow has never been over 250, should I be worried?
1 doctor answer • 1 doctor weighed in
A 51-year old female asked:
What should peak flow be by age ect ?
1 doctor answer • 1 doctor weighed in
A 16-year old female asked:
Hi! What to do? My peak flow is only 200!!
2 doctor answers • 2 doctors weighed in
A 27-year old female asked:
What is a normal/average peak flow rate for a 5'3" 27yr old?
1 doctor answer • 1 doctor weighed in
A 36-year old asked:
I'm worried because my peak flow was 120-140, what do you suggest?
1 doctor answer • 2 doctors weighed in
A 25-year old male asked:
Is it normal for peak flow to be lower lying down? If so, how much lower?
1 doctor answer • 1 doctor weighed in
A 22-year old female asked:
Hi there what should my peak flow reading be? 5ft 7 12st 9 female. Thanks
1 doctor answer • 1 doctor weighed in
A 53-year old female asked:
What does 78% peak flow variable mean ? Does that mean out of 100 that 78 is good or on low side ? Thank you?
1 doctor answer • 1 doctor weighed in
A 22-year old female asked:
Can taking my peak flows trigger a bronchiospasm? When I take my peak flows my first blow is always higher than the last 2.
1 doctor answer • 1 doctor weighed in
A 20-year old male asked:
When is the best time to take a peak flow measurement? B4 or after I take my controller W/LABA? Should I measure morning and night?
1 doctor answer • 5 doctors weighed in
A 21-year old asked:
Where can I get a peak flow meter?
2 doctor answers • 4 doctors weighed in
A 22-year old female asked:
Could I have good peak flows during an asthma flair?
1 doctor answer • 2 doctors weighed in
A 22-year old female asked:
Can I have normal PFTs and good peak flows with chronic bronchitis?
1 doctor answer • 2 doctors weighed in
A 24-year old female asked:
What should the numbers be on a peak flow meter for 5'2 24 y/o female ?
1 doctor answer • 5 doctors weighed in
A 25-year old male asked:
After my rescue inhaler, how much should my peak flow readings increase?
1 doctor answer • 4 doctors weighed in
A 53-year old female asked:
Whats the range for a womens peak flow meter usually ? Height 63 inches age 54?
1 doctor answer • 2 doctors weighed in
A 29-year old female asked:
How can I increase peak flow meter number? Im female, 29 years old, 95 pounds, 5 tall and my highest reading in about 2 months is 302
1 doctor answer • 2 doctors weighed in
A 29-year old female asked:
My peak flow is always around 320. Just got diagnosed with a obstruction in the airways but they dont know the cause yet. Im very concerned.. 29 years, healthy, no smoker, healthy weight ?
1 doctor answer • 2 doctors weighed in
A 18-year old male asked:
I'm 18 5ft10 12 stone my peak flow is 550 is that bad?
1 doctor answer • 1 doctor weighed in
A 18-year old female asked:
How to bring up peak flow in someone with asthma?
1 doctor answer • 1 doctor weighed in
A 32-year old asked:
Could a five year old have a peak flow test the test used to diagnose ashma?
1 doctor answer • 3 doctors weighed in
A 17-year old male asked:
My peak flow reading is 550 litre per minute and 550 second reading is this good ? I don't have asthma
2 doctor answers • 3 doctors weighed in
A 19-year old female asked:
How do you properly use a peak flow meter? Tried asking my pharmacist but she wasn't very clear on instructions
1 doctor answer • 2 doctors weighed in
A 45-year old female asked:
Did a test and came back negative.had sex when peak fertile. Spotting brown yesterday today really light flow less than usual?
2 doctor answers • 4 doctors weighed in
A 39-year old female asked:
Just got a peak flow meter. I'm 39 and 5' 5" and my best reading was 430 though usually closer to 370. Does that sound like a normal result?
1 doctor answer • 1 doctor weighed in
A 30-year old female asked:
What is a normal reading for a peak flow meter? The lowest I have gotten is 250 and the highest I have gotten is 350. Is this normal for resting? I am 30 and 50.
1 doctor answer • 1 doctor weighed in
A 36-year old asked:
If I have asthma, do I need a peak flow meter?
3 doctor answers • 6 doctors weighed in
A 35-year old asked:
What does someones peak flow meter be if they have copd?
1 doctor answer • 2 doctors weighed in
Download HealthTap
Video visit and message your doctor
