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Laughter has various proven beneficial biochemical effects. It has been shown to lead to reductions in stress hormones such as cortisol and epinephrine. When laughing, the brain releases endorphins that can relieve some physical pain. [20]
Endorphins may contribute to the positive effect of exercise on anxiety and depression. [43] The same phenomenon may also play a role in exercise addiction . Regular intense exercise may cause the brain to downregulate the production of endorphins in periods of rest to maintain homeostasis , causing a person to exercise more intensely in order ...
Nervous laughter is considered analogous to a courtesy laugh, which may be rendered by more of a conscious effort in an attempt to move a situation along more quickly, especially when the comedian is pausing for laughter. Nervous laughter is a physical reaction to stress, tension, confusion, or anxiety.
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There have been 17 fatalities related to the use of laughing gas in the UK between 2006 and 2012.
Neuroplasticity is the process by which neurons adapt to a disturbance over time, and most often occurs in response to repeated exposure to stimuli. [27] Aerobic exercise increases the production of neurotrophic factors [note 1] (e.g., BDNF, IGF-1, VEGF) which mediate improvements in cognitive functions and various forms of memory by promoting blood vessel formation in the brain, adult ...
The combination of dopamine, serotonin and oxytocin is already pretty dreamy, but the brain takes that natural high to the next level when you reach the big O by releasing endogenous (i.e., made ...
Chromatin remodeling in rodent offspring and altered gene expression within the limbic brain regions that may contribute to depression, stress, and anxiety-related disorders in future generations. [4] Variations in maternal care, such as maternal licking and grooming, indicates reduced HPA axis reactivity in subsequent generations. [5]