Intermittent fasting regimens may promote weight loss and improve metabolic health, potentially through effects on circadian biology, gut microbiome, and modifiable lifestyle behaviors like sleep.

Metabolic Effects of Intermittent Fasting.

Fasting can improve cardiovascular health in people at risk or with cardiovascular disease by reducing risk factors and maintaining weight, blood pressure, LDL, and triglyceride levels within normal limits.

The Benefits of Fasting to Improve Health Conditions and to Prevent Cardiovascular Disease

Religious fasting may have beneficial effects on body weight, glycemia, cardiometabolic risk markers, and oxidative stress parameters, with potential long-term health benefits.

Unraveling the metabolic health benefits of fasting related to religious beliefs: A narrative review.

Fasting can delay aging, help prevent and treat diseases, and minimize side effects compared to chronic dietary interventions.

Fasting: molecular mechanisms and clinical applications.

Fasting may have positive health effects, but long-term fasting without medical supervision is advised due to current evidence and potential health risks.

Traditional and Medical Applications of Fasting

Alternate-Day Fasting (ADF) protocols show the most beneficial effects on improving metabolic conditions, particularly for obese and metabolic syndrome individuals.

Effects of Intermittent Fasting on Regulation of Metabolic Homeostasis: A Systematic Review and Meta-Analysis in Health and Metabolic-Related Disorders

Intermittent fasting may improve lipid profile, weight loss, and glycemic control in obesity and type 2 diabetes patients, and may be a safe and feasible intervention for multiple sclerosis patients.

Intermittent Fasting and the Possible Benefits in Obesity, Diabetes, and Multiple Sclerosis: A Systematic Review of Randomized Clinical Trials

Intermittent fasting shows potential health benefits, but more rigorous research is needed before it can be recommended as a health intervention.

Health effects of intermittent fasting: hormesis or harm? A systematic review.

Christian Orthodox fasting is a dietary pattern high in complex carbohydrates and fiber that may promote human health and chronic disease prevention.

Christian Orthodox Fasting as a Traditional Diet with Low Content of Refined Carbohydrates That Promotes Human Health: A Review of the Current Clinical Evidence

A periodic fasting-mimicking diet for 5 days per month for 3 months effectively reduces markers of metabolic dysfunction, particularly in individuals at risk for age-related diseases.

Fasting-mimicking diet and markers/risk factors for aging, diabetes, cancer, and cardiovascular disease

Fasting may counteract neurological disorders by optimizing neuron bioenergetics, plasticity, and resilience, but current evidence supporting its effectiveness in human neurological disorders is limited.

Fasting as a Therapy in Neurological Disease

Fasting may improve tumor cell responsiveness to chemotherapy by reducing tumor progression and increasing chemotherapy effectiveness.

A review of fasting effects on the response of cancer to chemotherapy.

Intermittent fasting, when no or few calories are consumed for periods of 12 hours to several days, can lead to physiological responses in major organ systems, including the musculoskeletal system, that can improve health.

Flipping the Metabolic Switch: Understanding and Applying Health Benefits of Fasting

Fasting management, according to Islam, has both piety and health benefits, but mastering knowledge and executing fasts effectively is crucial for gaining Allah SWT's pleasure and achieving health benefits.

Fasting Management and Its Relationship with Health According to Islam

Intermittent fasting shows potential in weight loss, reducing inflammation, and improving cardiovascular health, including atherosclerosis progression, diabetes mellitus type 2, and blood pressure reduction.

Intermittent Fasting in Cardiovascular Disorders—An Overview

Dietary restriction and intermittent fasting show promising potential as a co-therapy for mood disorders, but further clinical trials are needed to confirm their benefits and risks.

Fasting in mood disorders and its potential therapeutic aspects -narrative review

Religious fasts, such as Ramadan and the Daniel Fast, can have mixed health effects, with some positive effects on blood pressure, lipids, insulin sensitivity, and oxidative stress.

The impact of religious fasting on human health

Fasting can lead to weight loss and cardiometabolic health benefits, particularly in high-risk populations like those with obesity, type 2 diabetes, and non-alcoholic fatty liver disease.

Fasting for Cardiovascular Health

Fasting or fasting-mimicking diets combined with chemotherapy, immunotherapy, or other treatments may improve treatment efficacy, prevent resistance acquisition, and reduce side effects.

Fasting and cancer: molecular mechanisms and clinical application

Ramadan fasting is safe for healthy individuals, but those with various diseases should consult their physicians and follow scientific recommendations.

Islamic Fasting and Health

These studies suggest fasting may promote weight loss, improve metabolic and cardiovascular health, delay aging, and reduce disease risk, though long-term fasting should be medically supervised.