Urination Issues: A Guide for Athletes - Urology

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Urinary problems


Doctor, I would like to ask you about something.
For the past few days, I have noticed that my urine output has decreased.
First of all, I am an athlete and practice every day.
Last week, I was drinking sports drinks during my training sessions without any issues.
However, in the past few days, I have observed that my urine output has diminished, and my morning urine is not much either.
Because I noticed my urine output was low, I have been drinking a lot of water during practice to see if it would increase, but it hasn’t changed; my urine output remains low.
This week, I have also been experiencing constipation, and my lower abdomen is quite distended, moving as I twist my waist.
I asked my mom about it today, and she told me that athletes tend to sweat more, which can lead to decreased urine output, and she said that as long as I can still urinate, it should be fine.
I would like to know if that is true, doctor.
I looked online and saw that it could be something serious like uremia, and I am really scared that I might develop such a condition.
I don’t want my athletic career to end so soon.
Can you help me with this?

Hak, 10~19 year old female. Ask Date: 2020/08/27

Dr. Du Shixi reply Urology


Hello: After drinking water, it gets consumed; if it is not consumed or excreted, a person may experience swelling.
The most common type of swelling occurs in the feet.
If you are concerned, you can seek medical attention to check kidney function.
Wishing you good health.

Reply Date: 2020/08/27

More Info


Urination issues can be a significant concern for athletes, especially when changes in urinary patterns occur. As an athlete, you may experience fluctuations in urine output due to various factors, including hydration levels, exercise intensity, and dietary habits. Let's break down your situation and provide some insights.

Firstly, it's important to understand that decreased urine output can be influenced by several factors. When you engage in intense physical activity, your body loses fluids through sweat. This is particularly true for athletes who train rigorously. If you are sweating more than usual, your body may retain water to maintain hydration levels, leading to a decrease in urine output. This is a normal physiological response, and it doesn't necessarily indicate a health problem.

However, you mentioned experiencing constipation and a noticeable change in your abdominal area. Constipation can cause discomfort and may contribute to a feeling of fullness in the abdomen. This can sometimes lead to a sensation of pressure that might affect your urinary habits. If your bowel movements are infrequent or difficult, it can create additional pressure on your bladder, potentially affecting your ability to urinate comfortably.

Your mother’s observation that athletes may experience reduced urine output due to sweating is accurate, but it’s essential to ensure that you are adequately hydrating. Drinking sports drinks can help replenish electrolytes lost during exercise, but it’s crucial to balance this with water intake. If you are consuming a lot of sports drinks without sufficient water, it may not fully address your hydration needs.

Regarding your concerns about serious conditions like kidney disease or uremia, it's understandable to feel anxious, especially when you read alarming information online. While decreased urine output can be a symptom of various health issues, it is often context-dependent. If you are otherwise healthy, active, and not experiencing other symptoms such as severe pain, swelling, or changes in your overall health, it is less likely that you are facing a severe medical condition.

However, if you continue to notice a significant decrease in urine output, experience persistent abdominal discomfort, or have other concerning symptoms, it would be wise to consult a healthcare professional. They can perform a thorough evaluation, including blood tests and possibly imaging studies, to rule out any underlying conditions.

In the meantime, here are some recommendations to help manage your situation:
1. Hydration: Ensure you are drinking enough water throughout the day, not just during practice. Aim for a balanced intake of fluids, including water and electrolyte-rich beverages.

2. Dietary Adjustments: Incorporate fiber-rich foods into your diet to help alleviate constipation. Foods like fruits, vegetables, whole grains, and legumes can promote regular bowel movements.

3. Monitor Symptoms: Keep track of your urinary patterns, bowel habits, and any other symptoms. This information can be helpful if you decide to seek medical advice.

4. Rest and Recovery: Ensure you are allowing your body adequate time to recover between training sessions. Overtraining can lead to various issues, including dehydration and gastrointestinal discomfort.

5. Consult a Professional: If your symptoms persist or worsen, don’t hesitate to reach out to a healthcare provider. They can provide personalized advice and treatment options based on your specific situation.

In conclusion, while changes in urination can be concerning, they are often related to hydration and dietary factors, especially in athletes. By staying mindful of your hydration, diet, and overall health, you can help mitigate these issues and continue to pursue your athletic goals.

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