The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.
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Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.
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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
Summation of Heart Sounds, Aortic Ejection Click
Summation of Heart Sounds, S3
Surface of the heart.
The absorption of cerebrospinal fluid from the subarachnoid space (blue) into a major sinus. Note ...
David Usher - Black Black Heart
Effect of Increasing the Investment Rate on the Steady State