I am male 33 years old .I am suffering from depression .I have taken treatment from last 2 years and I have decided everyday to take exercise but I think to wake early in the morning is effect my sleep. Due to this I can't do exercise.in the evening its too late bcz of office time. The medication given by doctor are 1.mirtaz7.5 2nexito-5 mg 3.later-50 mg Please suggest what should I do.