Why Are Some People Double-Jointed?

Why Are Some People Double-Jointed?

Assessment

Interactive Video

Science, Health Sciences, Biology

11th Grade - University

Hard

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The video explains the concept of being 'double jointed,' which is technically known as hypermobility. It clarifies that no one has double the number of joints, but some people have more flexible joints due to shallower joint sockets, elastic cartilage, or flexible ligaments. Hypermobility can be genetic, with conditions like Ehlers Danlos Syndrome causing unusually loose joints. While hypermobility can be a neat party trick, it has downsides, such as increased risk of joint dislocation and other health issues.

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OPEN ENDED QUESTION

3 mins • 1 pt

What new insight or understanding did you gain from this video?

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