A chemical agent would likely produce these symptoms.
If the headaches are as horrible as you say, no. When the sinuses are infected they produce mucus which creates the pressure which creates the headaches. On xrays (or CTs) normal sinuses look dark gray or black, when there is an infection it is white. Very hard to mistake. Headaches have to be from something else. Keep looking.
yes it produces acid, but not affected our body
Alcohol, tobacco, histamine, or stress can trigger cluster headaches. Decreased blood oxygen levels (hypoxemia) can also act as a trigger, particularly during the night when an individual is sleeping.
If the wildfire is big enough and the wind is strong enough it can produce a fire tornado.
pepsin
Pepsin
No, not usually. The cardiovascular system is affected. However, it does cause dehydration and you may not produce much urine. Your body is trying to conserve water.
Histamine also causes acid indigestion, diarrhea, flushing, heart pounding, headaches, and can even cause the blood pressure to drop suddenly.
In a mixed economy, the decisions regarding what to produce are affected by supply and demand. Producers will strive to make what is on demand so that they can make profits.
When your blood sugar gets too low it can produce these reactions. If this happening regularly, you should be checked for the possibility of blood sugar disorders.
The Columbian exchange affected American Indian agriculture by getting American Indians to produce more tobacco.
Estrace is estrogen for women who do not produce enough estrogen. Some of the side effects of Estrace are weight gain, unstable mood swings, headaches, and nausea.