Unusual Pain Responses (3:02)

Pain and Genetics (2:38)

Gene Mutation and Pain Mechanisms (1:26)

Genetic Discovery (4:30)

Life Experiences and Pain (2:18)

Development of Pain Pathways (4:36)

Teenager in Pain (2:12)

Subjectivity of Pain (4:49)

Brain Generates Pain (4:21)

Brain Manages Pain Intensity (1:23)

Pain Relief (5:07)

Pain and the Brain (1:31)

Chronic Pain (3:23)

Treatment for Chronic Pain (8:01)

Credits: The Secret World of Pain (0:42).