Answer:
you hold my tail while I fish for you
Fashions change, but what can a person wear that is never out of style?
What has a neck but no head?
I make you weak at the worst of all times. I keep you safe I keep you fine. I make your hands sweat and your heart grow cold. I visit the weak but seldom the bold.
I am the word that has three syllables and twenty six letters. What am I?
No matter how little or how much you use me, you change me every month.