Answer:
Insulin
Explanation:
Prescription drugs are often strong medications, which is why they require a prescription from a doctor or dentist. There are three kinds of prescription drugs that are commonly misused: Opioids—used to relieve pain, such as Vicodin®, OxyContin®, or codeine.
There are many human relations skills which can help you to more willingly take on a challenging subject. Greater self-confidence is one of those for example.
Being more self-confident enables you to trust more in yourself and therefore to also think you can succeed better with more challenging topics in comparion to the scenario where you don't really think highly about yourself.
The heart is an example of an organ or a muscle.
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Well... A complicated risk has to do with your metabolism. Under most normal circumstances your body will use glucose and oxygen to make energy. When however you don't have the glucose your body is able to use fat for energy. However if there is to little fat and your body needs energy than you run the risk your body metabolizing your muscles. Of course this is dangerous and quite unpleasant, but an even more dangerous complication is the acid waste that results which can cause acidosis.