Our old cat had to be put to sleep earlier this year: it was very sickly.
I walked the two miles back home having made this decision to have a young, otherwise healthy dog put to sleep.
My cat's sister had to be put to sleep today, because she was diagnosed with congenital heart disease.
Stomach cancer can be very painful, so under their vet's advice, Otto's family decided it would be best to have him put to sleep to avoid unnecessary suffering.
Infants should be put to sleep in a nonprone position.