An erection occurs when the penis becomes engorged with blood. If you take a cold shower, one of the body's natural reactions is to bring most of its blood towards the core, thus causing the blood to leave the penis.
One advantage of having a clear shower curtain is being able to see straight through the curtain. This prevents the need to have to open the shower curtain to see out of the shower.
You need to check your hot/cold handles or the shower spicket. Not sure what type you have, but they come off. More than likely you need to just replace a gasket..
It is possible that chlorine could cause issues with your contacts after being in the shower. Unless they are causing an irritation, there is no need to throw them out.
No... but it probably will be
Being cold blooded has no effect of the necessity of oxygen.
Shower filters are great for reducing chlorine in your shower. You need one that has KDF media in it to be effective not just carbon.
If this happens all the time with no other water being used, then you need to install a shower valve that is pressure balanced. Moen makes Posi-Temp and Delta makes the Monitor.
need an shower
Read your governing documents to determine your rights to erect a fence.
no it means you need to get laid
You need to check if the dip tube in the hot water tank is busted, that the usual cause
Most likely, yes.