How much sleep do you really need?
- Written by Dana McMakin, Associate Professor of Psychology, Florida International University
The need for shut-eye is universal.Justin Lewis/Stone via Getty Images
Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to curiouskidsus@theconversation.com.
Why do I need to sleep for a long time at night? – Sly M., 6, Cambridge, Massachusetts
Just like eating, drinking or...