adrenaline surge
Fight-or-flight rush
An adrenaline surge is a sudden release of adrenaline into the bloodstream, triggering heightened alertness, rapid heartbeat, and increased energy.
The phrase describes the body's fight-or-flight response to danger, excitement, or stress: The near-miss gave her an adrenaline surge.
It also applies to thrilling experiences: Skydiving delivers an incredible adrenaline surge.
- rushQuick sudden movement
- thrillSurge of intense excitement
- heart-poundingCausing intense physical excitement
- heart racingRapid cardiac rhythm
- fight-or-flightAcute threat reaction
fight or flight · jolt · spike · cortisol · panic · life or death · excitement · pulse · racing · danger · near death experience · fear · exhilaration · intense · shock · burst · extreme sports · skydiving
- workout effectssweating, sweat, breathlessness, muscle soreness, soreness
- surgesupsurge, power spike
- panic attackspanic attack, panic, heart palpitations, palpitations, racing heart
- exercise benefitsrunner's high, endorphin rush, second wind, energy boost, mood lift
- stress hormonescortisol, epinephrine, norepinephrine, noradrenaline, CRH
adrenaline surgedeep relaxation
Thorough mental and bodily ease
calm · sedation · relaxation response · tranquility · lethargy
adrenaline surgeserenity
Undisturbed mental quietude
boredom · apathy · equanimity · indifference · detachment
adrenaline surgedrowsiness
State of near-sleep
sleepiness · stupor · somnolence · grogginess · sluggishness
adrenaline, surge, adrenal, adrenalin, surges, surged, surging