Woman with multiple sclerosis playing with a service dog

winter cold outdoors day guide excitement love happiness friendship sitting usa enjoyment cap dog loyalty mammal hunt therapy playing mark assistant wheelchair accessible assistance dependency photography pets handicapped disability paraplegic massachusetts new england mid adult one person cambridge animal themes fun vertical warm clothing playful season service smiling looking down one animal color image three quarter length black labrador adult animal focus on foreground one woman only caucasian appearance labrador retriever one mid adult woman only ms adaptive multiple sclerosis paraplegia middlesex county front view independent living service dog