Legal Definition of wage. 1  1 : a payment usually of money for labor or services usually according to a contract and on an hourly, daily, or piecework basis âoften used in plural. 2  2 pl : the share of the national product attributable to labor as a factor in production.
Causes. Sinus headaches can be caused by sinus congestion and inflammation, called sinusitis. Sinusitis, in turn, is caused by either a respiratory infection, such as a cold or flu, or allergies, like hay fever.Healthy sinuses allow mucus to drain and air to circulate throughout the nasal passages.auses. Sinus headaches can be caused by sinus congestion and inflammation, called sinusitis. Sinusitis, in turn, is caused by either a respiratory infection, such as a cold or flu, or allergies, like hay fever.
About Headaches & Congestion From Mold & Mildew. An allergy to mold and mildew causes sinus headaches and nasal congestion. Headaches and congestion from mold and mildew are the result of a mold allergy, according to the Asthma and Allergy Foundation of America. A mold allergy is defined by MayoClinic.com as an overreaction of the immune system to mold spores.