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.
Does your computer freeze randomly or is it with respect to a specific application? There could be many reasons behind the freeze. Here are few things you may try to figure out the root cause. Step 1: Perform clean boot . Check if computer freezes when itâs in clean boot configuration. Clean boot helps in eliminating any driver or software conflicts.