tofu

Looking at this forum, most of the topics are about make-ups, - yes, because it is 扮靚區
doesn't need to be westernized to do sports/exercise, work-outs, but if you are more westernized, the types of sport you choose maybe different.  like badminton is more popular in chinese community
go to the the gym or yoga class are really common for chinese as well, of course if you go to the one white rock, you won't see many chinese la.  
makeup and unhealthy diet are the worldwide issue, if you check out how many magz & books are talk about makeup & diet, you will know all the kids are in it.  european countries set the rule for models that they have to meet certain bmi before they can walk on the show, you can see how serious is the problem in euro. la.
too skinny or too fat is not good, as long as your are healthy, just keep doing what you are going now.
but i do notice that hong's girls like to work out in a group

tofu

B仔: 坐o係地下，我手指掂唔到腳
i used to have the same problem as you do.  but i find a solution la.   i keep my nails long, so my figure nails can touch my toe nails la.  so my 手指掂到腳 la.

tofu

Interesting... I don't really see many chinese girls working out or talking about working out much... maybe older girls will be more self aware about health and look more?

my cousins or my friends' sis/bro are still teenagers, but they do exercise regularly.  how old are you ar?  still a child?