Define limitations for underwater weighing method, Biology

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Define Limitations for underwater weighing method?

  • This method is expensive, time consuming and usually requires a lot of equipment and space.
  • The subject needs to be totally submerged underwater and exhale all of the air from the lungs. This can be difficult for the subjects.
  • Requires considerable subject co-operation given that multiple trials needed to obtain accurate estimate of underwater weight.
  • Being submerged under water may be difficult and produce anxiety for some.
  • Density of FFM assumed may vary if bone density is altered as in the case of elderly or certain disease conditions.

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