How Your Body Processes Food: 11 AM vs 11 PM - ACTIV LIVING COMMUNITY
Why Meal Timing Matters? The human body is like a high-functioning machine, governed by the phenomenon called the circadian rhythm. It is the body’s natural 24-hour clock that regulates bodily functions like sleep, metabolism, temperature, and hormones. Circadian rhythm is controlled by a group of 20,000 cells, also known as the suprachiasmatic nucleus, a part of the hypothalamus that works like a clock and responds to light signals our eyes receive.
How your body reacts to food depends entirely on how well your eating and sleeping patterns align with the circadian rhythm. So, what does eating at 11 AM or 11 PM mean to the body?
What Eating at 11 AM Means To Your Body? When you eat your first meal at 11 a.m., your body treats it as a reset point for its circadian rhythm and considers it the first major meal of the day. At this time, your body maintains active levels of cortisol, the hormone associated with wakefulness, while melatonin, the hormone that promotes sleep, remains low. Your system also has higher insulin sensitivity during these daylight hours, which helps with improved metabolism compared to a meal later in the day. Having food within the 11 AM window also helps the body manage energy efficiently and limits fat accumulation.
What Eating at 11 PM Means To Your Body Eating at 11 pm, on the other hand, puts considerable pressure on the body as it disrupts the circadian rhythm. This is because you force your body to digest and metabolise food when it is biologically programmed to sleep or rest. At 11 PM, melatonin levels are naturally high to prepare you for sleep; however, melatonin also tells the pancreas to slow down insulin production. This mismatch leads to higher blood sugar levels, reduces the body’s ability to burn fat, and increases fat accumulation. It can also create a cycle of poor appetite control the following day.
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