The 5 Best O2 trainers (2023 reviews)

The bas rutten o2 trainer is capable of outshining several other trainer featured in this list in overall features. The O2 kit fits in any gym bag or suitcase, making it easy to train on the road just as easily as when you’re home. It will 100% build fire fighter cardiovascular fitness because you will be able to pull your father and more air into your lungs. It reduces in-workout stress and anxiety. The mouthpiece is sort of a snorkel or scuba design and is very durable. The exhaust side of the device will occasionally stick in the open position so you have to free the little closure up so that it closes on inhale and opens on exhale.

The trainer has an intake on the right and an expeller on the left. Devices like this strengthen your breathing muscles by creating resistance, and that can potentially help improve performance.

Why We Like This:

Tons of progression inhale holes for you to get to the target you want
Works the diaphragm hard, similar to yogic fire breathing
Increase your workout difficulty without looking like comic book villain
Good product, easy to use and clean

Best With spirometer: Aduro sport O2 Trainer

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Aduro Sport line of trainer come in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs. For someone looking to improve lung capacity and function, to breathe easier, then this is fantastic. Adurance's training device offers four levels of resistance which allows you to work on breathing power, inspiratory muscle strength, and breathing technique. It is great to practice deep breathing.

The adjustable resistance levels make it easy to customize your workout, while the padded shoulder straps ensure a comfortable experience. It is easy to quit doing all those exercises once you're finished with the classes. It comes with regular use, so you can see improvements in your breathing and lung capacity. You can take this apart and clean it anytime you want. It is an excellent and much lower priced alternative.

Why We Like This:

Love the convenience and portability plus adjustable resistance
Gets pretty wet with saliva quickly
Easy to use and adjust the resistance of the device
Helpful for endurance and for singing

Best For run: inhale O2 Trainer

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Inhale is known for creating pragmatic and minimalist trainer for people on the go, and its line of inhale o2 trainer definitely falls in line with that reputation. The Inhale respiratory trainer has a highly compact design. It will develop your respiratory muscles and improves breathing stamina. This device is good to learn how to inhale and exhale air to reserve energy. It comes with its pocket-sized construction, so you can easily take it to use everywhere you go without any problem whatsoever. It is made of silicone and safe and easy to use. It is cleaned with efficiency and ease. If you need to strengthen your breathing, this might be a very good option.

Why We Like This:

You can adjust the pressure levels on your breathing lung exerciser
Easy and not alot of effort needed
Great way to start respiratory training

Best For Respiratory support: Expand-A-Lung O2 Trainer

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We know from years of feedback from readers, customers and amazon sellers, what most people want in a convenient and appropriate trainer. The expand-a-lung o2 trainer is exactly that - it's a simple trainer that hits all the right notes. This product is for athletes, singers, professional communicators, Scuba divers, and ALL who need to strengthen their lungs. It is done naturally, with the help of the expand-a-lung breathing resistance exerciser. It works very very well for improving stamina during high performance activity. It is really useful for expanding lung capacity.

The mouth piece is only 2 1/2 in wide and is made of flexible, medical grade silicone. The focus of this device is to increase lung capacity, and help people breather better/easier. It is fun to use and gives your lungs a great workout. This is good because you get inhale and exhale resistance plus it's easy to clean and it's compact.

Why We Like This:

Expands and opens lungs in asthma
Deeper breathes, no wheezing noise, and easier walks up hillsides
Increase your lung power with easy to use, inexpensive exercise device
An excellent inspiratory and expiratory breathing exerciser

Best For Training The Lungs: Lexing Health O2 Trainer

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The lexing health o2 trainer is satisfactory and appropriate and fits well with your regular usage. It is good for athletes, singers, and pilots who require professional respiratory muscle training. It is designed with soft silicone rubber mouth piece with grip surface and has a grip surface. The lung trainer regulates how much air you take in, trains your respiratory muscles and boosts your stamina in any sport or daily activity. It works really well to get you to forcibly take deeper and slower breaths.

It comes with a portable container, and take it to anywhere you go. The breathing exerciser boosts your stamina and improves your body conditions in daily activities.

Why We Like This:

Extremely good for athletes or anyone who requires higher performance
One of the new comers and featured product

The 5 Best O2 trainers (2023 reviews)

Our Top Picks:

Best Overall: Bas Rutten O2 Trainer

Best With spirometer: Aduro sport O2 Trainer

Best For run: inhale O2 Trainer

Best For Respiratory support: Expand-A-Lung O2 Trainer

Best For Training The Lungs: Lexing Health O2 Trainer

10 Best O2 Lung trainers