you're asking from a school standpoint no clue. If you're asking from a personal standpoint you should try weightlifting. It's a great way to put your stress out on something. When you're weightlifting think of it as you're relieving your stress by using the stress on the weightlift. I've heard it's efficent as i've told my friends but i'm not sure how efficent itactually is.
Explanation:
Depending on who you are writing to, then you change your voice in the article.
ex:
to a friend: hey man
to a teacher: Hello, Mr./Mrs./Ms. _____
et.al
<span>In vitro fertilizatio In vitro fertilization
is a fertility treatment in which sperm and eggs are combined in a
laboratory. The resulting embryos are assessed for quality, and one or
more are placed in the uterus through the cervix.</span>
It's based on opinion, but I would put that they won't start and get an addiction at an early age so it will be more difficult for them to start later in life.