Quotes About Fight-or-flight

High stress causes a fight-or-flight reaction, releasing adrenaline and cortisol. These hormones can suppress immune, digestive, sleep and reproductive systems, which, if sustained, may cause them to stop working normally.

Cortisol is involved in the fight-or-flight response to threat, helps control blood sugar levels, regulates metabolism, decreases inflammation, and helps us form new memories, especially about possible threats. It also helps balance blood pressure and salt and water ratios. Cortisol is a crucial hormone to protect overall health and well-being. It is generally higher in the morning and gradually decreases throughout the day.

La amígdala, que tiene forma de almendra, desempeña un papel importante en la respuesta de miedo.

Sometimes when you're really scared, your amygdala instantly shuts out your higher brain, causing you to act on primitive instinct. Most of the time, however, the amygdala sizes up a situation before making its

The lower reptilian brain is the "fight-or-flight" part of your brain. This region of your brain is all about acting and reacting, without a lot of thinking going on. It can also leave you frozen in a perceived crisis—the "deer-in-the-headlights" response.