Why does my hair get extremely big/poofy when I straighten it?

I need your help. How can I get my hair to look big, poofy, and volumed? I have thin blonde hair. The length is a couple inch...

i have blonde hair with brown highlights in it but i want blonde how do i do that???

At night I take showers and then I usually go to bed right after, but I sometimes I try to wait for my hair to dry. But when ...

My mom said I could get it straightened, but I don't know. Do you think I should?? I have pics with my hair curly, and straig...

Is there any way to get rid of lil hair marks..like where the hair grows?

Ohkay so I just got my hair brazilian straightened at 1, and I used a brush to brush my hair cause it was getting really knot...

I have fairly long hair with layers and when I straighten it it always gets messy and knotty! Any product or way to straighte...

My hair use to be so straight but I started to straighten it a lot and it got kinda wavy... How kan I get it to go bacc to cu...

My hair is straight and whenever I curl it or put curling stuff in it, it doesnt stay curly how do I get it to stay?

does any one have any tips on how to straighten hair... its short length and when its straight (when I get my sister to do it...