10. Overusing hair gel could stop your hair growing! Slapping the hair gel on to your hair and scalp could be bad for your hair because it blocks the pores on your scalp, which impedes hair growth. Only apply hair gel to your hair from the route up - never massage it into your scalp! 11. Hair gel should be washed out at the end of every day. 296 175 185 373 146 305 236 121 252