Why is it hard to breath in Big Bear?
Why is it hard to breath in Big Bear? Altitude sickness is partially caused by the dry climate air at higher altitudes. And the lower oxygen levels also caused increase respiration, leading to increased loss of bodily fluids.
How long does it take to adjust to altitude in Colorado?
Anecdotally, many locals will say it takes about one to three days to adjust to the air in cities like Denver, Salt Lake City, and Colorado Springs. However, everyone adjusts to higher altitudes differently—some people feel little to no difference, while others may take up to a week to feel normal.