Search results
Results from the WOW.Com Content Network
Adrenaline, also known as epinephrine, is a hormone and medication [10] [11] which is involved in regulating visceral functions (e.g., respiration). [ 10 ] [ 12 ] It appears as a white microcrystalline granule. [ 13 ]
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 ...
[14] [15] Epinephrine does this through its effects on alpha and beta receptors. [15] It is found in many animals and some single-celled organisms, [16] [17] but the medication is produced synthetically and is not harvested from animals. [18] Jōkichi Takamine first isolated epinephrine in 1901, and it came into medical use in 1905.
The National Sleep Foundation says 40 percent of adults find it difficult to fall asleep a few times per month. Sounds like we all need to write a to-do list. Now, what’s on the schedule for ...
For premium support please call: 800-290-4726 more ways to reach us
There are three primary types of insomnia: sleep onset insomnia (difficulty falling asleep), sleep maintenance insomnia (difficulty staying asleep), and early waking, a subset of sleep maintenance ...
Starvation response in animals (including humans) is a set of adaptive biochemical and physiological changes, triggered by lack of food or extreme weight loss, in which the body seeks to conserve energy by reducing metabolic rate and/or non-resting energy expenditure to prolong survival and preserve body fat and lean mass.
NREM Stage 1 (N1 – light sleep, somnolence, drowsy sleep – 5–10% of total sleep in adults): This is a stage of sleep that usually occurs between sleep and wakefulness, and sometimes occurs between periods of deeper sleep and periods of REM. The muscles are active, and the eyes roll slowly, opening and closing moderately.