Reduce breathlessness and increase lung capacity by strength-training your respiratory muscles.
Power up your lungs with a daily workout from the comfort of your armchair.
Simply use it for about five minutes a day(equal to 30 times breathing).
Amazon.com Price: $31.24 (as of 12/05/2021 02:16 PST- Details)
Reduce breathlessness and increase lung capacity by strength-training your respiratory muscles.
Power up your lungs with a daily workout from the comfort of your armchair.
Simply use it for about five minutes a day(equal to 30 times breathing).
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