5 ms·

Or just more garbage. The trait might not really be adaptive - the cost might be worse memory for example.

• pacaro 8y ago
  Anecdote time. I know one person who matches the description of someone with the gene for not needing sleep. He’s an extremely high functioning individual.
  • rmgraham 8y ago
    Seconded. The only person I know who sleeps like this is also the highest functioning person I know.