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.
Sinusitis is usually caused by a virus and often persists even after other upper respiratory symptoms are gone. In some cases, bacteria, or rarely fungus, may cause a sinus infection. Other conditions such as allergies, nasal polyps, and tooth infections can also contribute to sinus pain and symptoms..