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
3-6 months is how long you can keep it in for
Answer:
The government helps the poor by taking responsibility of them by providing free medicines and treatment
hope it helps.....
i'm unsure of your statement, but i believe that the statement is false. A rake would add more physical activity, since you're using both leg muscles while walking, and arm muscles.