Am I testing to early ?

Silvia • My name is Silvia :) I`m from California I`m married and have 1 child. I am a stay at home mom and currently pregnant with baby # 2
I tested 3 times and all negative I'm 10dpo is that too early ??.also I drink alot of liquids so will that mess up the test ?? Ill be so confused as to why I wouldn't be pregnant with all these weird symptoms I never had before. !