The most common type of headache is tension headache. It is likely caused by tight muscles in your shoulders, neck, scalp, and jaw. A tension headache: 1  May be related to stress, depression, anxiety, a head injury, or holding your head and neck in an abnormal position.  Tends to be on both sides of your head. It often starts at the back of the head and spreads forward.
The BLS reports that the upper 10 percent of marketing managers earned more than $187,199, as did managers in advertising and promotions. Market research analysts in the top ten percent earned more than $116,740.
The Life of a Marketing Analyst. Marketing analysts (a.k.a. market research analysts) help companies and organizations decide which products and services to sell, to which customers, at what price. They come to their conclusions by studying market conditions, competitorsâ activities and consumer behavior.