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.
1 Feeling sick to your stomach and throwing up can also be linked to gastroenteritis. The pain is one way your body tells you to stay near a bathroom!  An infection someplace else in your body may cause belly pain, too. A sore throat, pneumonia, an ear infection, or a cough can sometimes cause tummy trouble as well. Severe pain also can be caused by a urinary tract infection or a blocked intestine. Infection by bacteria or a parasite, heartburn, irritable bowel disease, or inflammatory bowel disease also can cause abdominal pain.