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.
It is a kind of short-term headache typically linked to the rapid consumption of ice-cream, ice pops, or very cold drinks. Brain freeze can occur if you eat an ice cream too fast. Brain freeze occurs when something extremely cold touches the upper-palate (roof of the mouth).It normally happens when the weather is very hot, and the individual consumes something too fast.igraine sufferers more susceptible to brain freeze. Dr. Serrador explained that we already know that migraine sufferers are more likely to suffer brain freeze after drinking or eating very cold foods/drinks, compared to people who never have migraines.