Do we use all of our brain? - Ask the Naked Scientists 16.10.14

Published: Oct. 13, 2016, 11 p.m.

b'Why does the BCG vaccine cause swelling, where does moisturiser go when you put it on your face, what are the side effects of sickle-cell anaemia medication and is it true that we only use a small proportion of our brain? Plus, a gene editing technique that could provide a treatment to sickle-cell anaemia.'