Why Does Swimming Make You Hungry?

If you’ve ever gone for a swim and come out feeling ravenous, you’re not alone. It turns out there’s a reason why swimming makes you so darn hungry.

Checkout this video:


It’s a common phenomenon: You go for a swim, feeling satisfied after completing a few laps, and then suddenly you’re ravenous. But why does swimming make you hungry?

There are a few scientific explanations for this sudden increase in appetite. First, swimming is a physical activity that burns calories and requires energy. As your body expends energy, your blood sugar levels may drop, which can lead to feelings of hunger.

Second, being in cold water may also affect your appetite. When you swim in colder water, your body has to work harder to maintain its core temperature. This can lead to an increase in the release of the hormone adrenaline, which can suppress your appetite. However, once you get out of the pool and warm up, your body temperature returns to normal and your appetite may return with a vengeance.

So next time you go for a swim and find yourself feeling famished afterwards, remember that it’s completely normal. Your body is just trying to replenish the calories you’ve burned and prepare for your next workout!

The Science Behind Swimming and Hunger

Swimming is a great workout because it uses a lot of energy and burns a lot of calories. However, it can also leave you feeling very hungry afterwards. Why does this happen? Let’s take a look at the science behind swimming and hunger.

How does swimming affect our appetite?

There are a few possible explanations for why swimming makes us hungry. First, swimming is a physically demanding activity that can take a lot out of us. As we use up our energy stores, our bodies trigger hunger signals in an attempt to replenish them.

Another explanation has to do with the fact that swimming raises our body temperature. This increase in temperature can lead to an increase in our metabolism, which in turn can make us feel hungrier.

Finally, it’s worth noting that hunger is not always a bad thing. In fact, it can actually be a good sign that our bodies are working properly. So if you find yourself feeling hungrier after a dip in the pool, there’s no need to worry – you’re probably just doing your body a favor!

What are the hormones involved?

There are two hormones involved in hunger: ghrelin and leptin. Ghrelin is produced by the stomach and increases appetite. Leptin is produced by fat cells and tells the brain when the body has had enough to eat.

Swimming causes ghrelin levels to increase, while leptin levels stay the same or decrease. This combination of hormones makes you feel hungrier after you swim.

What is the role of ghrelin?

Ghrelin is a hormone that is produced by the body in response to fasting or caloric restriction. Ghrelin signals the body to release stored energy in the form of fat and glucose, which can then be used by the muscles for fuel. Ghrelin also increases appetite, helping to ensure that the body has enough energy to function.

Swimming is a physically demanding activity that requires a lot of energy. The body responds to this demand by releasing ghrelin, which increases hunger and encourages the body to break down stored energy for use.

While ghrelin is important for maintaining energy levels during exercise, it can also lead to overeating if not carefully monitored. It is important to eat an appropriate amount of food before and after swimming, so that your hunger doesn’t get the best of you!

The Relationship Between Swimming and Hunger

Swimming is a great workout and it can help you to lose weight, but it can also make you very hungry. Why does this happen? Well, it turns out that swimming can actually increase your appetite.

How does swimming make us hungrier?

It’s a question we’ve all asked ourselves at one point or another: why does swimming make us so darn hungry? After a long day of splashing around in the pool, it’s not uncommon to feel ravenous — but why?

There are a few possible explanations. First, swimming is a pretty intense workout. According to HealthStatus, a 155-pound person can burn anywhere from 210 to 704 calories per hour while swimming. That’s a lot of energy expended, which can lead to hunger pangs.

Second, being in the water can disrupt our body’s temperature regulation system, which can also lead to feelings of hunger. When we exercise, our bodies release heat through sweating. But when we’re swimming, we don’t sweat — instead, our bodies have to work harder to regulate our internal temperature, which can lead to feelings of hunger as our bodies crave food for fuel.

Finally, it’s important to note that hunger is also a psychological response. After spending time in the pool, we often associate being in the water with feelings of relaxation and fun. This positive association can lead us to mistakenly believe that we’rehungrier than we actually are — even if we just ate!

So next time you find yourself feeling famished after a dip in the pool, remember that it’s perfectly normal. Swimming is a great workout and an enjoyable way to spend some time — and there’s no need to let your hunger ruin the experience.

Why do we tend to eat more after swimming?

When you exercise, your body burns calories. This includes calories burned from swimming. When you burn calories, your body needs to replace them. That’s why you may feel hungry after swimming.

Your body also needs to replenish its energy stores, which can contribute to feelings of hunger. Swimming is a cardiovascular exercise that causes your heart rate to increase and can deplete your glycogen stores. Glycogen is a form of carbohydrate that your body uses for energy.

If you’re swimming for weight loss, it’s important to eat healthy foods that will give you the energy you need without offsetting the calorie deficit you’re trying to create. When choosing foods to eat after swimming, look for options that are high in protein and low in simple carbohydrates.


So there you have it, swimmers. The next time you take a dip and find yourself feeling ravenous afterwards, now you know why. And if you’re looking for a workout that won’t make you reach for a post-workout snack as soon as you finish, try one of these 12 Best Cardio Workouts That Don’t Include Running.

Scroll to Top