Other causes include infection in the mucosa of the mouth or a post-nasal drip due to chronic sinusitis. If you have an increased production of tears this could be a very rare cause. An even rarer cause is due to brain lesions such as a new epileptic lesion, brain tumor or a migraine. If you are not dehydrated and do not have sinusitis then you should seek an appointment with your physician.
Airline Captains earn the highest median pay at around $235K annually, followed by Airline Pilots and Copilots ($185K), Aerospace Engineers ($92K), and Operations Managers ($84K). With salaries averaging about $35K, Flight Attendants are among the lowest paid at Delta Air Lines Inc.
This is far more than most commercial pilots, who reported an average income of $76,050 in the same year. For example, pilots employed by the agricultural industry made an average of $61,010 in 2011, while life-flight pilots averaged $68,090 per year.