The time it takes to move in responce to a stimulus is called the reaction time
<span>Many types of products are sold on the internet, not all of which are authentic. Products that are copies or faked usually are found on unreliable websites, which are usually subject to spam. Moreover, such products and services promise unrealistic results; for example, diet pills claiming that they will help you lose 20 pounds in one week.</span>
In the truth, the exposing to a therapy radiation means reduce the size of the tumor to be easier, after, to take off it by a surgery.
I hope that help you.
Sorry if I wrote something wrong, I am trying to learn English.
