What happens to your body when you start swimming?

Swimming benefits

What happens to your body when you start swimming?

Swimming is considered a sport for everyone, whether you are old or young. Swimming is not only good for health, enhances the body’s resistance, but it also brings many other benefits. Swimming is not only about mental health but also affects your body.

And maybe, some of you have this question and still wonder, “What happens to your body when you swim according to science”. We’ll talk about system-level, muscular level, and something you experience when you in the water.

The benefit of swimming according to science:

The 1st thing we should talk about is a study of Harvard medical school.

1. The first study is included 46,000 people, males and female, which divided into 04 groups: Runners, swimmers, walkers, and physically inactive people, and they measure blood vessels and cholesterol levels for all levels of energy output. And we can assume ahead of the result. In the first study result, runners and swimmers have the best number in every single category.

2. Another study includes 40,000 men from 20 – 90 years old with 13 years of observation. In that time, only 2% of the swimmers passed away, while 8% of the runner, 9% of the walkers, and 11% of the physically inactive passed away. That is a huge different showing that swimmers are much healthier later on in life for the rest of the population.

3. And for women just swim for 30 minutes a day can decrease coronary heart disease by 30 – 40%, also helps raise HDL which is good cholesterol. Some studies have shown that aerobic exercise can keep the cells in the lining of your arteries flexible and healthier.

The benefits of swimming in human body

Swimming has great benefits to the human body. It’s no surprise to say that the swimmer has the best body physique among athletes of other sports. Not only is there no excess fat, but the swimmer’s body is also very toned. But that’s just what we see on the surface, now we can dig into the inner to see what is the benefit of swimming deep inside.


According to the American heart association, swimming is considered aerobic exercise. And when you do this type of exercise, it will enlarge the heart and increase blood flow through the entire body. Because you engaging all the muscles, this all connects to each other, blood has to pump through the body.


After 2 min when you start swimming, your body goes into aerobic respiration, as a result, your heart pumps. The heart works to circulate oxygenated blood. When you swimming, when you workout, your heart star circulating the oxygen and the blood.


When you move, you produce heat. Your blood vessel, dilate, brings heat to the skin, and you’ll your skin tone starts to change. Because your blood vessel and pump blood through the entire body, so that some people’s face or body will turn red.


Water creates a natural resistance to your muscles. If you’ve ever done resistance training, it operates the same. The resistance is equivalent to the amount you push against it. The deeper in the water you are, the more evenly distributed the resistance is. This resistance makes a great muscle toner and is good for individuals who haven’t worked out in a while, are overweight, or are older.


Swimming can help increase your lung volume. Choosing to swim in an indoor pool increases the moisture in the air, which can lessen exercise-induced asthma.


Do you know the fact that the brain loves swimming? Extra blood makes you more awake, alert, focused. And when you swim, your brain release endorphins and this feeling make you happy and more excited. Being in the water itself is already associated with relaxing in our brains.

The method of breathing and pacing of strokes needed for swimming also mimics the pacing of breathing used in meditation and yoga. Your focus is only on your body and breath, allowing your thoughts to flow out unhindered. Learning to calm your mind has ample evidence as to its stress-relieving benefits and a positive mindset.

Scientists have pointed out what happens to your body when you swim. Increased muscle tone, flexibility, improved cardiovascular health, and enhanced mental health all result from swimming. These benefits don’t require you to be a master swimmer. Finally, swimming is a low stress on your body for anyone’s level of fitness. So, grab your suit and dive into better health!


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