Passar três dias longe do celular pode mudar seu cérebro, sugere estudo

[{"selector":"#anim-ae80338a-2f33-42c7-80c3-ab1261384632","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-beb92977-56bd-4ec7-9683-2c180e22c739","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-7bf2191b-9fc6-4ba4-a2b6-f1823fd9ce72","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-de6c4a37-e6a3-4059-8ba4-7baaf9156d92","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Unsplash

[{"selector":"#anim-5f07e43e-5b4d-4f4b-9140-a80b3022ed03","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-3bb7bb6c-67e7-4094-82c9-420980030a28","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-c7562c1c-1e8c-4c0f-9c4d-ec269922fabb","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-28950ab6-58ff-4531-9fe5-0e7ecb48ee70","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Um estudo da Universidade de Heidelberg sugere que reduzir o uso do celular por apenas três dias provoca alterações químicas no cérebro em regiões ligadas a recompensa e vício Unsplash

[{"selector":"#anim-a1252037-8b80-445b-872e-6e981247d001","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-4c1dcb5a-ea2b-421d-a89e-659d7f071374","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-d4796fde-4026-4108-8148-0411b13bdb58","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-7f849301-d2a7-4046-9322-cf31e2f1bd03","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Pesquisadores compararam o uso excessivo de smartphones a transtornos aditivos, mas ainda há lacunas sobre os mecanismos cerebrais envolvidos Unsplash

[{"selector":"#anim-326ed4ee-f5ef-43d8-9b5f-0e144150085f","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-abe18e45-4fad-4002-8afc-029d1190f2b2","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-c4625c96-4953-4730-936e-140dfb59f0af","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-ce9be677-2e30-4793-8dbe-213b027d241a","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] O experimento foi feito com 25 jovens adultos que limitaram o celular a tarefas essenciais durante 72 horas Unsplash

[{"selector":"#anim-2b126d39-2d2c-42fe-8dee-eb923e16b7b9","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-e67bdf7e-cb86-4205-b86f-bfb2be0a08a8","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-52467728-901b-41fe-8e79-98241b5a4f77","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-f601f7de-772e-401f-ad60-11098179f378","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Exames mostraram que, após o período, áreas associadas ao desejo intenso — semelhantes às ativadas em dependência de drogas — responderam fortemente a imagens de celulares Unsplash

[{"selector":"#anim-bbd750ec-f3a5-4b3d-8e16-da6432da7f88","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-caea0371-b8d4-434d-9b5a-0330ef5ef1af","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-cd179bcd-6f49-4d94-865b-d1e34ce46b6f","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-8f585d9d-3d89-4294-8dc0-47ae367686e6","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Também foram observadas ativações em vias de dopamina e serotonina, ligadas ao humor, além de relatos de melhora no sono e bem-estar Unsplash

[{"selector":"#anim-351b4212-318a-44c6-be1a-37b980c9e4cd","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-138ba905-9137-403b-a79b-c10d3289bb85","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-cca40a52-29b5-418d-bfaf-6e34cb242f44","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-9698e18d-0490-4b91-ab5b-939814e63b24","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Apesar disso, o estudo tem limitações, como amostra reduzida, falta de grupo controle e dados subjetivos, não permitindo conclusões definitivas Unsplash

CNNBRASIL.COM.BR

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