Since someone would be performing wind sprint activities, it is guaranteed when performing any activity is to get better overtime so I would say to "work above your target heart rate"
Answer:
Explanation:
which of the following can be transferred to another person by respiratory droplets
A.asthma No, caused by hereditary/environmental factors
B.emphysema No, comes from lung irritants
C,pneumonia Yes, spread by droplets. It is not always contagious though.
D.tubercolosis Yes, spread by droplets
You may fall and get hurt can be too the weight of the backpack