There actually should be a change of heart rate because sense your body would contain all of this energy, your heart rate would be pounding pretty fast at a constant speed until you feel the need to rest from your hyperness of energy.
It should be around (90-100%) of the MAX heart rate that it should be reaching. Any higher, and you could have some health problems. Therefore, your correct answer would be the very (first option).
Because stupid teenagers abuse the products and think they’re cool.
Answer:the use of masks are being revisited even though vaccines are now available to all because some people may not like the idea of injecting the virus into their body with all of the side effects and still may be able to get the virus even if they did get the vaccine.
Explanation:The bottom line is that the main reason why people do not want the vaccine and would just keep using masks over and over again,is because of the side effects.
The first one is a MAD goal, the other goals are not specific enough to be a MAD goal.