Charles @Charles • Joined Jul 2021 • Active a year ago Remove Connection Are you sure you want to remove from your connections? Profile Timeline Connections Groups Videos Photos Forums Discussions Replies Favorites Discussions Replies Favorites Forum Replies Created Charles Member April 12, 2023 at 8:54 am in reply to: Shortness of breath and how to catch it Is there any concern about oxygen toxicity without consulting doctor? See https://myhealth.ucsd.edu/RelatedItems/3,90904#:~:text=Oxygen%20toxicity%20is%20lung%20damage,it%20can%20even%20cause%20death.