A study has provided new insights into the role of the brain as a crucial control center and the origin of obesity and type 2 diabetes. The hormone insulin plays a key role in the development of obesity. The brain's sensitivity to insulin is associated with long-term weight gain and unhealthy body fat distribution. What specific functions does insulin perform in the brain, and how does it affect individuals of normal weight?
Read more …Obesity starts in the brain
Africa is a multilingual continent and many adults speak several languages fluently. An empirical study by a psycholinguist now shows that the roots of this multilingualism can be found in infancy: In Ghana, most babies grow up multilingually, with most of them coming into contact with two to six languages and just as many regular speakers of each language. The researchers also showed that the babies heard some languages primarily indirectly -- i.e. via radio, television or background conversations -- while other languages were used by their caregivers to directly communicate with them.
Read more …How many languages can you learn at the same time? -- Ghanaian babies grow up speaking two to six...