What's wrong
Sports and exercise improve your memory that's why I'm going to take up some new sports!
comma after memory
If you keep on trying, you will get better and better.
yes comma!
.
full stop
If you exercise too much, your going to get exhausted quickly.
you're
You will get in trouble ,if you don't pay attention.
no comma
comma
?
I go to football training on Wednesdays, Fridays.
no comma (use and instead)
?
question mark
I don't have enough time to pracice, so i might as well drop out.
I
Eat a lot of fruit, veggies and olive oil if you have poor memory.
yes comma
;
semi-colon
However it's always good to do your best.
comma after however
The more I practise, the better I get.
yes comma
*
aterisks