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.
In most cases, high blood pressure does not cause headaches or nosebleeds. 1  The best evidence indicates that high blood pressure does not cause headaches or nosebleeds, except in the case of hypertensive crisis, a medical emergency when blood pressure is 180/110 mm Hg or higher.