The ability to distinguish between different kinds of caresses on the skin already exists at a very early age. This is evident from a study in which the blood supply in brains of infants 6 to 10 weeks old was investigated.
The ability to distinguish between different kinds of caresses on the skin already exists at a very early age. This is evident from a study in which the blood supply in brains of infants 6 to 10 weeks old was investigated.