i have 4 mini pincher / chihuahua mixes Bebe , powder, banky and venus. powder got hit by a car, and had to have his hip replaced with titanium, and has to have happy pills for his arthritis when it rains, or the weather changes abruptly, he has a hard time getting on and off beds, so he has his own beanbag. i smoke him out to help with the daily pain im sure he feels and he likes it. Hes my cool boy