Because vaccines have healthy viruses that try to get your body to be immune to the diseases so when you are already sick your body won't respond to the vaccine because it's just more viruses
If there is no response and not breathing or not breathing normally, position the infant on his or her back and begin CPR. Give 30 gentle chest compressions at the rate of 100-120/minute. Use two or three fingers in the center of the chest just below the nipples.
source :CPR Instructions For Infants and Small Children
depts.washington.edu/learncpr/infantcpr.html
D. We do the work so you don't have to.
<span>Residual symptoms and disease burden can persist in remission and affect the quality of life of people who had a traumatic osteoarthritis.</span>
Post-traumatic osteoarthritis