Obese Hamster : how to fight ?

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Published by Julie
obese hamster

The obese hamsters are more and more frequent. If this is the case with your little one, it is necessary to understand the causes to prevent this situation. This article suggests some answers about the factors that contribute to obesity in these small animals and tips on how to help them achieve a healthier life.

Causes of obesity in hamsters

There are several reasons why a hamster may become obese:

  • Poor diet: Too many seeds, especially those rich in fat, can lead to obesity in hamsters. Offer them a power supply and adapted to their needs.
  • Lack of exercise: Hamsters are very active animals, which need to exercise daily. A lack of physical activity can lead to weight gain.
  • Genetics: Some individuals are more prone to weight gain than others, so it is essential to monitor their diet and physical activity.

The consequences of obesity in a hamster

The overweight and obesity in hamsters can lead to many health problems. Here are the main risks to consider:

Cardiovascular diseases

Obese hamsters are more likely to develop cardiovascular diseases, such as high blood pressure and heart failure.


Being overweight increases the risk of diabetes in hamsters, especially in the Russian hamster. This disease can cause serious and even fatal complications if not properly managed.

Joint problems

Excess weight can cause joint problems, such as arthritis or hip dislocation. These pathologies can make movements painful and limit the activity of the hamster.

Reduction of life expectancy

Obesity in hamsters reduces their life expectancyThis is because it favors the development of diseases and complications. An overweight hamster is more likely to live shorter than a normal weight hamster.

Tips to help an obese hamster lose weight

Adapted diet

To help your hamster lose weight, give it a balanced diet adapted to its needs.

  1. Decrease the amount of fatty seeds: Seeds such as sunflowers or peanuts are high in calories. It's best to choose seed mixes that are specially designed for hamsters, with a limited fat content.
  2. Offer fresh vegetables: Vegetables are rich in nutrients and low in calories. They will allow your hamster to feel full while losing weight. However, be sure to respect the recommended quantities to avoid digestive problems.
  3. Avoid sugary treats: Cookies and other sweets should only be given in small quantities and occasionally. They can quickly make your pet fat.

Encourage physical exercise

A hamster needs to exercise daily to stay healthy. Here are a few tips to encourage your pet to get regular physical activity:

  1. Opt for a wheel adapted : The wheel is the essential element to allow your hamster to run and exercise. Choose one according to the size of your pet and make sure that it is silent so as not to disturb its sleep.
  2. Set up a playground: In addition to the wheel, install elements that allow your hamster to climb, hide and explore. This will give your hamster the opportunity to move and have fun while burning calories.
  3. Take it out regularly from its cage : Under supervision, let your hamster explore a safe space, such as a room or playpen designed specifically for rodents. This will stimulate his desire to move and help him return to his ideal weight.

Monitor its progress

To ensure that your hamster is losing weight and has no other health problems, monitor its progress:

  • Weigh him regularly: A weekly weighing will allow you to check if the efforts undertaken are bearing fruit and if your pet's weight is evolving in the right direction.
  • Observe his behavior: A healthy hamster is active, curious and sociable. If your pet seems listless, consult a small animal veterinarian to rule out any underlying health problems.

By following these tips and paying attention to your hamster's needs, you can help your hamster achieve a healthy, balanced life. Don't hesitate to consult a professional if you have any questions or concerns about your pet's health.

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Published by Julie

Passionate about hamsters since I was young, I share with you all my knowledge about them!