Academic journal article Perspectives in Public Health

Cutting Edge

Academic journal article Perspectives in Public Health

Cutting Edge

Article excerpt

Sleeping too much does not make you fat according to a new study. The study by Watson and colleagues found that sleeping more than nine hours a night may actually suppress genetic influences on body weight. Researchers looked at 1,088 pairs of twins and the results showed that sleeping less than seven hours a night was associated with both increased BMI and greater genetic influences on BMI. Time for some beauty sleep!

Sleep Duration and Body Mass Index in Twins: A Gene-Environment Interaction. Sleep, 2012, DOI: 10.5665/sleep.1810

Learning a second language can boost your brain power. Researchers at Northwestern University monitored the brain responses of 48 healthy student volunteers (including 23 who were bilingual) to different sounds. Results showed that speaking two languages profoundly affects the brain and changes how the nervous system responds to sound. The sound of language!

Subcortical encoding of sound is enhanced in bilinguals and relates to executive function advantages PNAS, 2012, DOI:10.1073/pnas.1201575109

Eating foods that contain omega-3 fatty acids, such as fish, chicken and nuts, may be associated with lower blood levels of a protein related to Alzheimer's disease and memory problems. …

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