Altitude sickness, unregulated drugs and medical gas enabled workers to become drug abusers/addicts
The electrical, electronics and wireless radio frequency (RF) industries are creating an increasingly high radiation environment for the human. This is comparable to the elevated radiation environment...
A sincere attitude of gratitude is a beatitude for secured altitudes. Appreciate what you have been given and you will be promoted higher.
Very high altitude astronomy only works by ignoring established biological science