C experiment because you can do experiments on people by giving them extra sugar to see who they react
        
             
        
        
        
<span>The answer is endonorphins. They are opotid peptide hrmones and are poduced endogenously. Endonorphons inhibit transmissions of the signals related to pain, and are also use in depersonalization treatments. They are screted in brain and nervous system and cause an analgesic effect in the body.</span>
        
                    
             
        
        
        
<span>Physical fitness is something that constantly needs to be worked on to maintain or improve it. Thus, it has a continuous nature. Think of running a mile. If you train for weeks, you can achieve a faster time. Once you attain the goal mile time that you want, you still have to keep training to further maintain it. However, if you stop running, the time it takes to run a mile will increase, and your physical fitness will decrease. This shows the concept of physical fitness as continuous, because to maintain or improve it, you must continue training.</span>
        
                    
             
        
        
        
Answer:
. Call 911
. Don't leave them alone
. Try to keep them awake
.Have them sip water if they're awake
.Cover them with warm blanket
<h2>I know it's plagiarism</h2>