Question

why do human become sad? how can this problem solved​

Answer 1

Answer:

becoming sad is just a chemical change. this is in respect to brain producing certain hormones that makes us sad. Being sad is not a problem. But to prevent it, one may do various activities that they enjoy.

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Answer 2

Answer:

Neural response

Explanation:

when something bad happens around us our dopamine level decreases as it may caused by adrenaline or increase in adenosine due to which blood pressure changes , respiration rate changes etc