[3] He graduated in 1935 with a first class degree in physiology and went on to qualify as a doctor in 1942 having studied at the London Hospital Medical College, during which much time was spent treating casualties of The Blitz.

[1] He was sent to the Caribbean in 1945 to investigate why large numbers of children there were dying and discovered that many had oedematous malnutrition and fatty livers, but was unsure why this was the case.

Waterlow set about investigating the biochemical basis of Kwashiorkor, both in the West Indies and at several field stations in Africa.

His most famous works include: 'Protein turnover in mammalian tissues and in the whole body' (1978) - JC Waterlow, P.J Garlick and D.J Millward.

In 1939 he married Angela Grey who was a history student at Cambridge University and they later went on to have two sons and one daughter;[1] Sarah, Oliver and Dick.