Deu na imprensa: "Cafeína reduz a massa cinzenta do cérebro mas não prejudica o sono, diz estudo". Afinal, isso é fato ou factóide? E ainda: cafeína vicia? Confira no papo entre o leigo curioso, Ken Fujioka, e o cientista PhD, Altay de Souza. OUÇA (51min 29s) * Naruhodo! é o podcast pra quem tem fome de aprender. Ciência, senso comum, curiosidades, desafios e muito mais. Com o leigo curioso, Ken Fujioka, e o cientista PhD, Altay de Souza. Edição: Reginaldo Cursino. http://naruhodo.b9.com.br * PARCERIA: ALURA A Alura tem mais de 1.000 cursos de diversas áreas e é a maior plataforma de cursos online do Brasil -- e você tem acesso a todos com uma única assinatura. Aproveite o desconto de R$100 para ouvintes Naruhodo no link: https://www.alura.com.br/promocao/naruhodo * REFERÊNCIAS Cafeína reduz a massa cinzenta do cérebro mas não prejudica o sono, diz estudo https://canaltech.com.br/saude/cafeina-reduz-a-massa-cinzenta-do-cerebro-mas-nao-prejudica-o-sono-diz-estudo-179390/ Daily Caffeine Intake Changes The Structure Of Your Brain, Study Finds https://www.iflscience.com/brain/daily-caffeine-intake-changes-structure-brain-study-finds/ Regular caffeine consumption affects brain structure https://www.unibas.ch/en/News-Events/News/Uni-Research/Regular-caffeine-consumption-affects-brain-structure.html Daily Caffeine Intake Induces Concentration-Dependent Medial Temporal Plasticity in Humans: A Multimodal Double-Blind Randomized Controlled Trial https://academic.oup.com/cercor/advance-article/doi/10.1093/cercor/bhab005/6135013?login=true Caffeine in floral nectar enhances a pollinator’s memory of reward https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4521368/ Habitual coffee consumption and cognitive function: a Mendelian randomization meta-analysis in up to 415,530 participants https://www.nature.com/articles/s41598-018-25919-2 How does adenosine control neuronal dysfunction and neurodegeneration? https://onlinelibrary.wiley.com/doi/full/10.1111/jnc.13724 Adenosine Deaminase Polymorphism Affects Sleep EEG Spectral Power in a Large Epidemiological Sample https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0044154 The association between caffeine consumption and objective sleep variables is dependent on ADORA2A c.1083T>C genotypes https://www.sciencedirect.com.sci-hub.st/science/article/abs/pii/S1389945716302593 Axonal elongation and dendritic branching is enhanced by adenosine A2A receptors activation in cerebral cortical neurons https://link.springer.com.sci-hub.st/article/10.1007/s00429-015-1072-1 Metabolic regulation of ATP breakdown and of adenosine production in rat brain extracts https://pubmed.ncbi.nlm.nih.gov/15313467/ Adenosine and Sleep https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2769007/ The alerting effects of caffeine, bright light and face washing after a short daytime nap https://www.sciencedirect.com/science/article/abs/pii/S1388245703002554 Suppression of sleepiness in drivers: combination of caffeine with a short nap https://pubmed.ncbi.nlm.nih.gov/9401427/ Caffeine Use or Napping to Enhance Repeated Sprint Performance After Partial Sleep Deprivation: Why Not Both? https://journals.humankinetics.com.sci-hub.st/view/journals/ijspp/aop/article-10.1123-ijspp.2019-0792/article-10.1123-ijspp.2019-0792.xml Naruhodo #156 - O que é paralisia do sono? https://www.b9.com.br/shows/naruhodo/naruhodo-156-o-que-e-paralisia-do-sono/ Naruhodo #256 - Porque roncamos? https://www.b9.com.br/shows/naruhodo/naruhodo-256-por-que-roncamos/ Naruhodo #188 - Contar carneirinhos faz a gente dormir mais rápido? https://www.b9.com.br/shows/naruhodo/naruhodo-188-contar-carneirinhos-faz-a-gente-dormir-mais-rapido/ Naruhodo #129 - Sono polifasico funciona segundo a ciencia? https://www.b9.com.br/shows/naruhodo/naruhodo-129-sono-polifasico-funciona-segundo-a-ciencia/ Naruhodo #49 -