i also dont know...some times like today...I am having Depression and sad ness but there is no reason..I thought a lot...But I couldnt found any problem in life...But I am sad
mebbe u need a change from ur normal routine ...a change of environment..a change of place can mebbe help u feel better...
but i cant assure this bcoz even this sumtimes dont help me..i feel depressed for no reason and with time it gets wears off...
nahin aisa to nahin..
depression different wajah se ho sakta hai..wht i presented is one of the solution
u know sumtimes ur body undergoes several changes which does effect u mentally as well....to depression ki wajjah to janna buhut mushkil hai laiken shayed different activities se aap ko is ka solution mill jaye
Mainn Samjha nahin aap ki baat 
