Can You Eat After Jogging?
1. Energy for Weight Loss
Numerous related books explain that physical activity depletes glycogen stores. Since glycogen primarily resides in muscles and the liver, it is categorized as muscle glycogen and liver glycogen.Muscle glycogen serves as the primary energy source for muscle activity, providing fuel through glycolysis or aerobic metabolism. Liver glycogen, on the other hand, breaks down into glucose when the body lacks it, entering the bloodstream to maintain stable blood sugar levels.An average person stores approximately 300-500g of muscle glycogen and around 100g of liver glycogen. During exercise, while we burn sugar, the body replenishes it post-workout by converting fat into sugar. This means skipping meals deprives the body of sufficient glycogen reserves, hindering effective exercise and undermining weight loss goals.
2. Skipping meals may lead to weight gain
Many know that post-exercise meals are absorbed more efficiently—and this is true. Research shows that reasonable post-workout eating increases insulin levels. Insulin is the hormone that promotes muscle and liver cells to absorb nutrients from food. However, what some overlook is that these nutrients aren't stored as fat but are instead converted into energy more effectively.Therefore, eating the same bowl of rice after exercise results in faster glycogen replenishment, converting the food into glycogen. Consuming it at other times, however, would lead to fat accumulation. 3. What to Eat
The optimal post-workout diet can be summarized as: prioritize high-quality protein, consume high-GI carbohydrates, and limit fats.As previously discussed, post-workout nutrition should prioritize high-GI foods and readily absorbable sugars. Studies show that when athletes consumed sucrose (high GI) or fructose (low GI) at 0.7g/kg body weight post-exercise, sucrose intake resulted in glycogen synthesis rates of 6.4 mmol/(kg·h), while fructose yielded only 3.3 mmol/(kg·h).Generally, high-GI foods trigger stronger insulin responses, accelerating muscle and liver glycogen synthesis. Substances like amino acids also promote insulin secretion and muscle recovery, making them beneficial. Conversely, fats have lower GI values and reduce growth hormone secretion, hindering recovery. Therefore, during the critical 1-2 hour recovery window post-workout, minimize fat intake.In summary, for the post-workout meal, opt for flavorful refined rice or noodles paired with lean meats or eggs that are low in oil and fat to replenish essential protein.