I Am 33 Yrs Old.my Problem Is I Get Irtitated

I am 33 yrs old.my problem is i get irtitated easily in dealing day to day family matters.i woke up in odd hours at night often.can't concentrate in office work can't seat for quite long hour while doing office work.pl suggest some remedy .i can't undwrstant whatz d problem with me is it depression or not .if yes what is the treatment