Please sir help me

my name is asad , and my age is 24. i am unmarried. I dont Have girl friend . i am so tense with this problem i noted last 5 days . My problem is that I maintain my erection while I am resting on bed but as soon I stand, my penis loses erection in few seconds. Kindly suggest solution as I am very much disturbed . and i have Good morning Erection.. can anxiety lose my erection when i stand. :( Before 1 month i have anxiety problem because of erection. when i fell morning erection i wakeup and then i stand beacuse of ckechk hows my standup erection :( but few seconds my erection lose ... i fell to much Depression.... please suggest solution :( is this possible a blood flow decrease problem when i stand ? ..



please i am weating for ur reply...

thanx