A hot shower would not be enough.
TL;DR: In any situation that isn’t immediately life threatening (being underwater or in a jet of extremely hot steam), you exhale an equal or greater amount of moisture than you inhale, and therefore cannot drown/suffocate on steam.
Can steam from the shower ruin my phone?
This could happen. With the size of the water droplet in the air from the steam could very easily get into the small places on the phone. Just think of this; with the moisture that clings on your mirror and walls is very well happening to your phone.
Can you die from taking a hot shower?
If you are in a warm shower you will start sweating as normal, but won’t realize it since you are constantly washing the sweat off. You can run out of expendable liquids in your body before you are aware of it. If you are taking a cold shower you will eventually succumb to hypothermia and die.
Can steam drown you?
Depending on the mechanics of gas diffusion, if you get 50% of the air filled with water vapor from steam, the air might only have 10% Oxygen by volume. This steam then condenses back to water inside your lungs and.. you drown.
Do hot showers cause brain damage?
Regular showers may cause brain damage: US study. Taking regular showers could pose a health risk and even result in permanent brain damage, it was claimed today. Scientists believe that breathing in small amounts of manganese dissolved in the water may harm the nervous system.