While most people understand that fasting involves avoiding food for a select amount of time, intermittent fasting is a specific eating pattern that involves cycling between eating and not eating. It’s important to note that intermittent fasting is not a one-size-fits-all approach and there are numerous types of fasting, typically involving time-restricted eating or caloric restrictions. Intermittent fasting has been shown to have various health benefits, including weight loss, improved metabolic health, reduced inflammation, and improved mental clarity and focus.
Intermittent fasting focuses on eating patterns rather than a specific diet, as it provides no rules or guidelines on what to eat. Instead, it emphasizes the times of eating, allowing individuals to tailor their own food choices within the designated eating windows. There are five well known fasting protocols within the scope of intermittent fasting. The most popular method is the 16:8 method, which involves restricting your daily eating period to 8 hours, such as from 11am to 7pm, and fasting for the other 16 hours by skipping breakfast or dinner. Another common approach is the 24-hour fast method, which involves fasting for at least 24 hours once or twice a week, such as not eating from sunset to the sunset of the next day.
The popularity of intermittent fasting has grown due to its ability to help people lose weight, achieve better health, and improve their overall lifestyle. Fasting allows the digestive system to rest and enables the body to focus on repairing itself at the cellular level. When practiced correctly, intermittent fasting can potentially improve overall health and specific biomarkers, such as blood pressure, cholesterol, blood glucose, and inflammatory markers.
Weight loss is typically attributed to the reduced caloric intake associated with intermittent fasting. Improved metabolic health is likely due to the body’s ability to regulate blood sugar and insulin sensitivity when not constantly bombarded with food. Additionally, intermittent fasting may help regulate the body’s inflammatory response by modulating the gut microbiome and promoting autophagy, which is the natural process by which the body removes damaged cells.
Making intermittent fasting work for you and your lifestyle requires considering your individual needs and preferences. For instance, if you have a busy schedule, time-restricted eating may be more suitable for you than alternate-day fasting. It’s important to ensure that you’re still getting all the essential nutrients your body needs. It’s important to remember that it’s is not a quick fix and that it may take time to see results.