Compare College Savings Options. There are a number of investment accounts you can use to help save for a child's education. Each offers different features and benefits and can be opened by a friend or relative on behalf of a child. 1.
The fight or flight response is a catch-all phrase describing the body's response to stress. 1  Fight or flight refers to the two choices our ancestors had when facing a dangerous animal or enemy.
Also, an increase in cardiac activity and change in the tonus of the heart vessels occurs, which is an elementary indication of stress development. In patients with normal stress, an adaptive fight-or-flight response is usually triggered by sympathetic nervous system activation.