skinny stalks...

sup everyone i have a problem with skinny stalks..
my plants seem ok but the stalks look real skinny i have a fan in front of them but it dont move its direct one way!!
i've used 2 now since they started growin n they aint gettin thicker i've had them so close...to make them bend that it give them wind burn....wtf is goin on!!

1 get the lights the right distance apart
2 get a revolvin fan with out dirrectly blowin on it
3 try tyin the plant to a stick to give support till it gets thicker
4 start a nutrien regiment
5 VIAGRA

5 VIAGRA.....lmfao
so looks like the moving fan then.. cheerz dude