A medicine is a chemical substance that is used to treat, prevent or diagnose a disease.
I think it means meal! For example, with the word "postprandial", it means after eating a meal. Hope I helped! :)
<span>Reaction time is the time from the start of the stimulus to to the beginning of movement in reaction to the stimulus. Since she has high cardiorespiratory endurance there is a greater coordination in the working of her heart, muscles and lungs. This will help her to get a good reaction time and will increase her performance level.</span>
