Did You Know That Inhalers For Asthma...
ChatterBank1 min ago
No best answer has yet been selected by stevie-p. Once a best answer has been selected, it will be shown here.
For more on marking an answer as the "Best Answer", please visit our FAQ.Because you only ever breath out one nostril. And this changes side every 20 minutes. So if you breath on the back of your hand now you will find you only breath out one nostril, then in 20 minutes do it again and you will find you are breathing through the opposite nostril. It�s a fact lots of people don�t know.