In the United States, antifa stands for anti-First Amendment. While many claim that the group is anti-fascist, their actions have focused on shouting down and in some cases physically attacking those who oppose Progressive big government.
Headache and migraine trigger: Weather. The weather can trigger headaches or migraine for some people. High or low pressure changes are thought to affect the brain, along with increased humidity, temperatures and storms.
At the time of the headache, the systolic blood. pressure must be at least 180 and/or the diastolic 120. Minor elevations in blood pressure during the headache, or headaches that persist after the blood pressure drops, do not count as a cause of headache. CORONARY ARTERY DISEASE.