iProven Lung Performance Exerciser

Train your lungs: The Lung Performance Exerciser is a compact, three-ball device that can be used to train your inspiratory and expiratory muscles OR that can be used for inhaling and exhaling exercises. Simply follow the training schedule provided to improve your breathing capacity.

Benefits of the device: Get more control over your breathing, aids in lung recovery, clears mucus, and opens up the airways.

Who's it for: The Lung Performance Exerciser is ideal for Respiratory patients, those recovering from surgery, Ex-smokers, Swimmers/Sportspersons and Musicians

View Digital Manual in (.PDF)

Benefits of practicing inhaling and exhaling

The Lung Performance Exerciser can be used to strengthen your lungs and increase their capacity, which helps you breathe better. It is beneficial for people recovering from surgery, COPD, asthma, and other respiratory illnesses. It can also be used by sportspersons and musicians.

The LPE-425 works for both inhaling and exhaling exercises which are essential to open up the alveoli in the lungs and help them expand as much as possible. The device is easy to use and to clean and can be assembled in seconds. Follow our training schedule for optimum results.

Download Extra Training Exercise

Watch the instruction video here

Frequently Asked Questions

Due to hygiene reasons, the Lung Performance Exerciser can only be used by once person. This is also why the product is non returnable. However, if you are unsatisfied with our product, get in touch with our support team for a returnless refund.

It is good to clean the device regularly. Fill a clean sink with warm soapy water and immerse the device and the tube. Shake it around in the water. Then take it out and let it air-dry, keeping the inhale label upright. It will be clean and usable again the next day.

Not happy with your LPE-425?

Reach out to iProven directly. Send an email to support@iproven.com and we will reply within 24 hours. You will get a hassle free refund or replacement with out 100-days refund policy.

Send email to iProven support

Business Insider

The iProven thermometer is remarkably easy to use and designed for use on adults, kids, and babies. It's our pick for The Best Thermometer Overall."
Read More

Tom's Guide

"The iProven works quickly. Testers results were nearly instantaneous. The iProven has enough flexibility to make it our pick for the best thermometer."
Read More


"Squirming kids are no match for the iProven DMT-489 thermometer. This is our pick as Best Thermometer for Kids in 2020."
Read More

The Bump

"When you have a sick baby on your hands, the last thing you want to deal with is trying to take baby’s temperature. The iProven gets it done fast—and with accuracy."
Read More

Digital Trends

The digital display is large and super easy to read, which is great for when you’re feeling woozy."
Read More

New York Times

"Our Recommended Overall Ear & Forehead Thermometer in 2020."
Read More

CNN Underscored

"If you want a thermometer for every member in your family to use, then the iProven No-Touch Thermometer fits the bill."
Read More

Mom Loves Best

"This is our Pick for the Best Digital Basal Thermometer. It comes with high precision, all inclusive good package value."
Read More

Verywell Familty

"If you want an accurate reading, reach for this rectal thermometer from iProven. It's our pick for best budget thermometer of 2021."
Read More

Community Resources for Independence

After reaching out to iProven I felt relieved. They made the process and purchasing so simple. They helped us out on pricing and for being a non-profit. The thermometers were shipped and delivered within days! I would highly recommend this company to anyone. I am so glad we got a chance to work with them.”
-Sarah Pettys from

California Rural Indian Health Board Inc.

“Thank you again iProven for your patience from day one and for always keeping me aware of any changes, delivery status, shortages, etc. Your professional work ethics are superior. Such a pleasure working with you and your team!” 
-Michelle Thomas from

Recently viewed