One of the key differentials between companies with a positive and those with a negative experience with variable pay programs was the selection of appropriate performance measures. Those measures are the primary motivation for employees and they communicate to employees what the objectives of the company are.
Many of the symptoms of a sinus infection are quite general, and what appear to be a sinus infection with nausea might be another condition or conditions. Tension and anxiety, for instance, can result in an upset stomach and headache.
This increased inflammatory fluid production and the decrease in drainage causes the pain and pressure of a sinus headache. After a period of time bacteria and viruses may travel from the nasal cavities into the stagnant fluid within the sinus cavity and cause an infection. Most sinus infections are due to viruses. Viruses are the more likely cause if symptoms have been present for less than a week and are not getting worse.