Final answer:
Animal research has led to significant medical advancements including new medications, vaccines, and treatments. These advancements often save or improve lives and many people personally know someone who has benefited from them, despite the ethical debate.
Step-by-step explanation:
Research involving animal subjects has been a hotly debated topic due to ethical concerns, but it has also led to numerous advancements in medicine and healthcare. Through such research, many medications, treatments, and medical procedures have been developed that benefit humans. For instance, vaccines, surgical techniques, and treatments for chronic diseases have been improved through animal research. Personal stories are plentiful, with many people having a friend or family member whose life was saved or improved by medical interventions stemming from animal research.
Please note, the term 'crueler research' seems to be a typographical error and doesn't apply to the context of your query. When discussing research ethics, it is important to adhere to the principles of reducing harm and treating subjects humanely.