Do hollow bones provide extra weight?

How much lighter would a human be if we had hollow bones like in birds? about 10% lighter. most of our weight is muscle (water) and fat. bones are only about 20% of our body weight.

Explanation:

so no they are actually much lighter

the cytokine-activated janus kinase (jak)-signal transducer and activator of transcription (stat) pathway has an important role in the control of immune responses. dysregulation of jak-stat signaling is associated with various immune disorders.

by drinking easy

very easy