Can having a dog help you live longer?

The video explores the impact of dog ownership on human health, highlighting a Swedish study that links dog ownership to longer life spans. It contrasts this with a British study that found no significant impact of pets on aging. The video also discusses the role of dogs in the lives of homeless individuals, providing companionship and mental health benefits. Additionally, it covers the use of dogs in rehabilitation therapy to motivate patients. The video concludes with plans for future research on the health benefits of dogs.

What did the study conducted by scientists at University College London conclude about having a pet?

How did the presence of dogs affect the lives of homeless individuals mentioned in the text?

What role do dogs play in the rehabilitation of patients according to the text?