{"id":9583,"date":"2025-09-04T14:37:25","date_gmt":"2025-09-04T14:37:25","guid":{"rendered":"https:\/\/gimm.pt\/news\/gimm-fest-desvendar-o-envelhecimento-caminhos-desafios-e-possiveis-solucoes\/"},"modified":"2025-09-05T14:48:54","modified_gmt":"2025-09-05T14:48:54","slug":"gimm-fest-desvendar-o-envelhecimento-caminhos-desafios-e-possiveis-solucoes","status":"publish","type":"news","link":"https:\/\/gimm.pt\/pt-pt\/not\u00edcias\/gimm-fest-desvendar-o-envelhecimento-caminhos-desafios-e-possiveis-solucoes\/","title":{"rendered":"GIMM Fest: Desvendar o envelhecimento: caminhos, desafios e poss\u00edveis solu\u00e7\u00f5es"},"content":{"rendered":"\n<p>A curiosidade une os cientistas. A possibilidade de questionar e investigar em busca de respostas impulsiona o avan\u00e7o do conhecimento. \u201cO nosso objetivo central \u00e9 identificar as quest\u00f5es mais cr\u00edticas, aquelas que ficam sem resposta e que podem orientar descobertas, colabora\u00e7\u00e3o e impacto no mundo real nos pr\u00f3ximos anos\u201d, declarou a CEO da Funda\u00e7\u00e3o GIMM, Maria Mota, na sess\u00e3o de abertura do GIMM Festival.<\/p>\n\n\n\n<p>\u00c0 sua interven\u00e7\u00e3o, seguiu-se a de Jo\u00e3o Pedro Magalh\u00e3es, da Universidade de Birmingham, que apresentou uma vis\u00e3o geral do que \u00e9 o envelhecimento, demonstrando especial interesse pelas teorias program\u00e1ticas de envelhecimento.<\/p>\n\n\n\n<p>\u201cPrecisamos de desenvolver maneiras de intervir no envelhecimento, desaceler\u00e1-lo, pois isso traria enormes benef\u00edcios \u00e0 sa\u00fade, \u00e0 medicina, \u00e0 sociedade e \u00e0 economia\u201d, alerta o investigador.<\/p>\n\n\n\n<p>O processo de envelhecimento envolve mudan\u00e7as a diversos n\u00edveis \u2014 molecular, celular, fisiol\u00f3gico e funcional \u2014 sendo essa uma vis\u00e3o un\u00e2nime na comunidade cient\u00edfica. O decl\u00ednio funcional e fisiol\u00f3gico aumenta a vulnerabilidade e, em \u00faltima an\u00e1lise, a mortalidade com o avan\u00e7o da idade. A partir dos 30 anos, o risco de morte praticamente duplica a cada oito anos, um padr\u00e3o observado em popula\u00e7\u00f5es de todo o mundo, tanto em pa\u00edses mais pobres como mais ricos.<\/p>\n\n\n\n<p>\u201cA gen\u00e9tica \u00e9 uma ferramenta fundamental para testar teorias do envelhecimento, pois permite manipular genes ou processos espec\u00edficos e analisar seus efeitos\u201d, explica.<\/p>\n\n\n\n<p>A diversidade das taxas de envelhecimento em diferentes mam\u00edferos \u2014 do rato, que vive cerca de dois a tr\u00eas anos, \u00e0 baleia-da-Gronel\u00e2ndia, que pode viver at\u00e9 dois s\u00e9culos, mais do que os humanos \u2014 refor\u00e7a a ideia de que o envelhecimento ainda \u00e9 um grande mist\u00e9rio na Biologia.<\/p>\n\n\n\n<p>Vera Gorbunova, da Universidade de Rochester, questiona: por que raz\u00e3o alguns animais envelhecem mais lentamente do que outros? Quais os mecanismos moleculares que explicam uma diferen\u00e7a de mais de 100 vezes na esperan\u00e7a de vida, e esses mecanismos podem ser adaptados para melhorar a sa\u00fade e a longevidade humanas? Encontrados esses mecanismos, como poder\u00e3o ser transferidos para os humanos?<\/p>\n\n\n\n<p>Al\u00e9m disso, analisam-se os danos no DNA ao longo do envelhecimento e as quest\u00f5es demogr\u00e1ficas para avan\u00e7ar na preven\u00e7\u00e3o. \u201cEstamos a viver uma mudan\u00e7a demogr\u00e1fica global \u2014 n\u00e3o \u00e9 um fen\u00f3meno exclusivo da Europa Ocidental ou Am\u00e9rica do Norte. A esperan\u00e7a de vida duplicou nos \u00faltimos 150 anos, e o envelhecimento populacional continua a aumentar\u201d, observa Bj\u00f6rn Schumacher, da Universidade de Col\u00f3nia.<\/p>\n\n\n\n<p>A solu\u00e7\u00e3o, portanto, passa pela preven\u00e7\u00e3o, compreens\u00e3o dos mecanismos do envelhecimento, em vez de se tratar doen\u00e7as. \u201cA medicina de precis\u00e3o personalizada, com terapias feitas sob medida, n\u00e3o pode ser o futuro\u201d, alerta o investigador.<\/p>\n\n\n\n<p>Os biomarcadores do envelhecimento biol\u00f3gico podem ajudar a prever a efic\u00e1cia das estrat\u00e9gias anti-envelhecimento. \u201cGen\u00e9tica, alimenta\u00e7\u00e3o, farmacologia e interven\u00e7\u00f5es ambientais t\u00eam efeitos pr\u00f3 e anti-envelhecimento conhecidos e previs\u00edveis em organismos como o verme <em>C. elegans<\/em>, permitindo determinar a idade biol\u00f3gica\u201d, explica.<\/p>\n\n\n\n<p>Apesar das trajet\u00f3rias de envelhecimento semelhantes no c\u00e9rebro de ratos e humanos, o papel do envelhecimento no cancro apresenta diferen\u00e7as, como destaca Peter Adams, do Sanford Burnham Prebys Medical Discovery Institute.<\/p>\n\n\n\n<p>Como prevenir doen\u00e7as cr\u00f3nicas debilitantes da terceira idade, como doen\u00e7as cardiovasculares, cancro, neurodegenerativas e dist\u00farbios metab\u00f3licos? A resposta envolve avalia\u00e7\u00e3o de risco, detec\u00e7\u00e3o precoce, preven\u00e7\u00e3o e tratamento. Um exemplo \u00e9 o cancro do f\u00edgado, cujo aspecto num jovem difere bastante do de um idoso. Manter um equil\u00edbrio delicado em diferentes n\u00edveis \u00e9 fundamental at\u00e9 ao momento em que a falha ocorre, levando \u00e0 morte.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"682\" data-id=\"9567\" src=\"https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6527-1024x682.jpg\" alt=\"\" class=\"wp-image-9567\" srcset=\"https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6527-1024x682.jpg 1024w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6527-300x200.jpg 300w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6527-768x512.jpg 768w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6527-1536x1023.jpg 1536w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6527-2048x1364.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"682\" data-id=\"9568\" src=\"https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6431-1024x682.jpg\" alt=\"\" class=\"wp-image-9568\" srcset=\"https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6431-1024x682.jpg 1024w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6431-300x200.jpg 300w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6431-768x512.jpg 768w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6431-1536x1023.jpg 1536w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6431-2048x1364.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"682\" data-id=\"9565\" src=\"https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6465-1024x682.jpg\" alt=\"\" class=\"wp-image-9565\" srcset=\"https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6465-1024x682.jpg 1024w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6465-300x200.jpg 300w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6465-768x512.jpg 768w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6465-1536x1023.jpg 1536w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6465-2048x1364.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"682\" data-id=\"9564\" src=\"https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6474-1024x682.jpg\" alt=\"\" class=\"wp-image-9564\" srcset=\"https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6474-1024x682.jpg 1024w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6474-300x200.jpg 300w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6474-768x512.jpg 768w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6474-1536x1023.jpg 1536w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6474-2048x1364.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/figure>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-2 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"682\" data-id=\"9573\" src=\"https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6643-1024x682.jpg\" alt=\"\" class=\"wp-image-9573\" srcset=\"https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6643-1024x682.jpg 1024w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6643-300x200.jpg 300w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6643-768x512.jpg 768w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6643-1536x1023.jpg 1536w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6643-2048x1364.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"682\" data-id=\"9571\" src=\"https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6699-1024x682.jpg\" alt=\"\" class=\"wp-image-9571\" srcset=\"https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6699-1024x682.jpg 1024w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6699-300x200.jpg 300w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6699-768x512.jpg 768w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6699-1536x1023.jpg 1536w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6699-2048x1364.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/figure>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-3 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" data-id=\"3088\" src=\"https:\/\/intranet.gimm.pt\/wp-content\/uploads\/sites\/2\/2025\/09\/MAN_6580-1024x682.jpg\" alt=\"\" class=\"wp-image-3088\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" data-id=\"3090\" src=\"https:\/\/intranet.gimm.pt\/wp-content\/uploads\/sites\/2\/2025\/09\/MAN_6709-1024x682.jpg\" alt=\"\" class=\"wp-image-3090\"\/><\/figure>\n<\/figure>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-4 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"682\" data-id=\"9580\" src=\"https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6845-1024x682.jpg\" alt=\"\" class=\"wp-image-9580\" srcset=\"https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6845-1024x682.jpg 1024w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6845-300x200.jpg 300w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6845-768x512.jpg 768w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6845-1536x1023.jpg 1536w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_6845-2048x1364.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"682\" data-id=\"9579\" src=\"https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_7077-1024x682.jpg\" alt=\"\" class=\"wp-image-9579\" srcset=\"https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_7077-1024x682.jpg 1024w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_7077-300x200.jpg 300w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_7077-768x512.jpg 768w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_7077-1536x1023.jpg 1536w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_7077-2048x1364.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"682\" data-id=\"9577\" src=\"https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_7186-1024x682.jpg\" alt=\"\" class=\"wp-image-9577\" srcset=\"https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_7186-1024x682.jpg 1024w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_7186-300x200.jpg 300w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_7186-768x512.jpg 768w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_7186-1536x1023.jpg 1536w, https:\/\/gimm.pt\/wp-content\/uploads\/2025\/09\/MAN_7186-2048x1364.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" 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