Does anyone experience anxiety attacks?

If yes, please describe how u feel. how long u been going through this

since last yr i m facng anxiety..... i keep on checkng locked door n cupboards agaiin n again coz it feels they are not locked... keep on washing my hand seems as if didnt used soap......keep on looknig tap coz seems as if water is coming out....dont knw wht to do....friends say its anxiety coz i faced tooooooooooo many hardships ........n yes i feel very very very lonely n m liking dark room wid no lights.......even i dont watch soaps now