I’m sorry to hear about your pain. There is already loads of good advice in here and I don’t want to just regurgitate. I have found this video channel helpful in the past so I’ll leave it here. https://www.youtube.com/watch?v=9vbIO3TpLXY

I’m a dog does that count?

Don’t want to link to a shopping site but this should give you an idea: https://en.wikipedia.org/wiki/Instant_hot_water_dispenser#%3A%7E%3Atext%3DAn_instant_hot_water_dispenser%2Cfiltered_as_well_as_heated.?wprov=sfla1

What about a woman situation? I encounter those regularly.