The Progressive Era. During the period known as the Progressive Era (1890s to about 1920) the U.S. government became increasingly activist in both domestic and foreign policy.
One possible link between brain freeze and other headaches is local changes in brain blood flow. If further research confirms all these types of headaches are caused by blood flow changes, new drugs that block widening of the blood vessels - called vasodilation - could improve treatment for sufferers.
5. Brain Freeze. Brain Freeze is getting a suddenly high-pitched ache in the upper part of the throat (Nearly in the head) because of consumming too quickly a cold drink or a cold food. The pain stays for about 30 seconds, but it's intense cold makes you feel like your brain is going into hypothermia and die.0 Words related to brain freeze. 1  brain fart. 2  freeze. 3  slurpee. 4  brainfreeze. 5  brain. 6  cold. 7  headache. 8  ice cream headache. 9  pain. 10  sex. 11  brain freezes. 12  frozen. 13  heart freeze. 14  ice. 15  ice cream. 16  throat freeze. 17  conned. 18  frozen brain. 19  icee. 20  slushie.