I would love to, but compared to Brainly's rules and guidelines, this is counted as a spam, so please do not post anything other than school-related questions. Thank you!
~LeviOsa
True because they are like man made pain killers that your body produces
Answer:
10-20% of your daily recommend amount
Exhaustion stage, when your body cannot keep <span>the demands and stress placed on you. Your physical and emotional resources are depleted too.</span>