Introduction Nutrition is considered a major factor influencing the health of the heart and kidneys. Consuming foods high in saturated fats, salt, and sugars can lead to serious health problems affecting these vital organs. The Impact of Unhealthy Nutrition on the Heart Foods rich in fats and salt contribute to high blood pressure and increased levels of harmful cholesterol, which raise the risk of heart diseases such as angina and heart failure. In addition, excessive sugar intake leads to obesity, which negatively affects cardiovascular health. The Impact of Unhealthy Nutrition on the Kidneys The kidneys rely on maintaining a balance of salts and fluids in the body. Excessive salt consumption leads to high blood pressure, which damages kidney function over the long term. Excess fats and obesity also increase the risk of developing chronic kidney diseases. Recommendations for Maintaining Heart and Kidney Health It is recommended to follow a balanced diet that includes vegetables, fruits, and whole grains, while reducing the intake of salt, saturated fats, and sugars. Drinking adequate amounts of water and engaging in regular physical activity are also advised. Conclusion Adopting a healthy diet is the most effective way to maintain heart and kidney health and to reduce the risks of diseases associated with unhealthy nutrition. Al-Mustaqbal University – The First University in Iraq