Adults should do about 2-3 days of strength training exercises each week
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Answer:
They are the most effective way of inserting medicine.
If they weren't needles, they would definitely be used more.
Explanation:
Many times vaccines need to be administrated into muscles and strong tissue, so they need a needle to get all the way through. Other ways of giving vaccines are proved to be less potent and do not work as well.
Research also shows that 24% of parents fear needles and 63% of children fear needles.
ICD-10-CM/PCS this will help you
