Enjoy a retro treat. Watch nine classic movies about how the body works. They include Digestive System, Urinary System, Heart & Circulatory System, Lungs & Respiratory System, Brain & Nervous System, Bones & Skeletal System, Muscular System, Immune System, and Endocrine System.

Note: All information is for educational purposes only. For specific medical advice, diagnoses, and treatment, consult your doctor.
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