Because it’s been 24 hours or nearly 24 hours? This is a guess I’m not sure
Melatonin is produced in the hypothalamus gland
The definition of static stretches, as told by <span>www.humankinetics.com, is "</span>a stretch<span> that is held in a challenging but comfortable position for a period of time, typically 15-30 seconds"
With that being said, there is no real way to determine if it is 'safe' or 'unsafe' stretch, but the best option here is option B) </span><span>safe, because it stretches the muscle and joint without causing pain
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D. physics
Physics is a field of study contributes ideas and concepts to biomechanics.