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A comment on Turns out lowly thymus may be saving your life. Parent comment

Re:Turns out lowly thymus may be saving your life by outworlder on Thursday August 10, 2023 @08:27PM (#37083554)
> It's not an organ that's been believed to be vestigial, like the appendix.

Not vestigial evolutionary speaking, but doesn't it get less and less functional over a person's lifespan and gets replaced with fat tissue?

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Re:Turns out lowly thymus may be saving your life by echelon on Friday August 11, 2023 @04:02AM (#37086236)
Yes. This is why T cell activity decreases as one ages. The thymus is where naive T cells are generated, and the output dramatically slows after adolescence.
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