 [ Symptoms ] how long could sperm survive on a hand that has been wiped off but not washed  if semen ended up on a hand that was then wiped on clothessheets and no longer appeared or felt wet and then a few minutes later that hand was inserted into a vagina what are the odds that there would be any viable sperm left and there would be any risk of pregnancy [ Disease ] well it could be or it might not be low testosterone or low t is the flavor of the month in men is health it is blamed for everything from lack of energy to low libido and while low testosterone certainly might contribute to those things it is probably not the sole underlying cause many things can cause slow weight loss and erectile dysfunction ed your best bet is to see your primary care provider for a range of blood tests these basic tests can help pinpoint the causes of your current health conditions and get you on the path to wellness by the way good job on the diet and exercise even though things are slow going keep up the good work wishing you well