Gabel, Kelsey; Cienfuegos, Sofia; Kalam, Faiza; Ezpeleta, Mark; Varady, Krista A. (26 March 2021). "Time-Restricted Eating to Improve Cardiovascular Health". Current Atherosclerosis Reports. 23 (5): 22. doi: 10.1007/s11883-021-00922-7. ISSN 1523-3804. PMC 8218778. PMID 33772388. Alternate-day fasting improves cardiovascular and metabolic biomarkers similarly to a calorie restriction diet in people who are overweight, obese or have metabolic syndrome. [6] [8] [34] [45] As of 2021, it remains uncertain whether intermittent fasting could prevent cardiovascular disease. [46]

Patikorn, Chanthawat; Roubal, Kiera; Veettil, Sajesh K.; Chandran, Viji; Pham, Tuan; Lee, Yeong Yeh; Giovannucci, Edward L.; Varady, Krista A.; Chaiyakunapruk, Nathorn (17 December 2021). "Intermittent fasting and obesity-related health outcomes: An umbrella review of meta-analyses of randomized clinical trials". JAMA Network Open. 4 (12): e2139558. doi: 10.1001/jamanetworkopen.2021.39558. ISSN 2574-3805. PMC 8683964. PMID 34919135. The UK's Hot New 5:2 Diet Craze Hits The U.S. - Weight Loss Miracle?". Forbes. 17 May 2013. Archived from the original on 13 February 2014 . Retrieved 10 February 2014. Fasting is an ancient tradition, having been practiced by many cultures and religions over centuries. [10] [14] [15] Yes. However, keep in mind that some supplements like fat-soluble vitamins may work better when taken with meals. 4. Can I work out while fasted? The 5:2 diet: With this method, you consume only 500–600 calories on two nonconsecutive days of the week, but eat normally the other 5 days.TOLEDO, F, Wilhelmi et al. Fasting Therapy - an Expert Panel Update of the 2002 Consensus Guidelines. Karger. vol.20. 6.ed; 434–443, 2013

O jejum intermitente pode estimular a autofagia, um processo de reciclagem celular que ajuda a remover proteínas danificadas e componentes celulares disfuncionais, potencialmente contribuindo para a saúde celular e a longevidade. During Ramadan, Islamic practices are similar to intermittent fasting by not eating or drinking from dawn until sunset, while permitting food intake in the morning before dawn and in the evening after dusk for 30 days. [12] [92] [93] A meta-analysis on the health of Muslims during Ramadan shows significant weight loss during the fasting period of up to 1.51 kilograms (3.3lb), but this weight was regained within about two weeks thereafter. [94] The analysis concluded that "Ramadan provides an opportunity to lose weight, but structured and consistent lifestyle modifications are necessary to achieve lasting weight loss." [94] One review found similarities between Ramadan and time-restricted feeding, with the main dissimilarity being the disallowance of water drinking with Islamic fasting. [95] In a 2020 review, Ramadan fasting caused a significant decrease in LDL cholesterol levels, and a slight decline in total cholesterol. [93] Iftar serving for fasting people in the Imam Reza shrine Este tipo de jejum consiste em ficar sem comer durante 16 horas, distribuindo as refeições pelas restantes 8 horas do dia. Se optar por este método, consegue potenciar ainda mais os benefícios do jejum intermitente. Com o tempo, alguns tecidos do corpo passam a se tornar resistentes a este hormônio e é preciso que ele seja produzido em quantidades cada vez maiores para executar as mesmas funções. Isso leva a sobrecarga do pâncreas Além disso, o jejum pode melhorar as funções das células do sistema nervoso central e, por isso, também pode ser indicado para ajudar no tratamento da epilepsia. 3. Jejum para examesSim. No entanto, tenha em mente que alguns suplementos como vitaminas solúveis em gordura podem funcionar melhor quando tomados com refeições. 4. Posso treinar enquanto faço jejum? Mosley M (5 August 2012). "The power of intermittent fasting". BBC Health. Archived from the original on 16 February 2019 . Retrieved 14 January 2019. Parr, Evelyn B; Devlin, Brooke L; Hawley, John A (1 May 2022). "Perspective: Time-Restricted Eating—Integrating the What with the When". Advances in Nutrition. 13 (3): 699–711. doi: 10.1093/advances/nmac015. ISSN 2161-8313. PMC 9156382. PMID 35170718.