The impact of stress on diseases can be expressed in English as follows:

"Stress can have a significant impact on the development and progression of diseases."

Here are some more detailed points that could be included to elaborate on this:

"Stress can weaken the immune system, making individuals more susceptible to infections and diseases."

"It can lead to increased inflammation in the body, which is associated with a variety of chronic conditions such as heart disease, diabetes, and certain cancers."

"Stress can also contribute to unhealthy behaviors, such as overeating, smoking, or excessive alcohol consumption, which can exacerbate health issues."

"Long-term stress can affect mental health, potentially leading to depression, anxiety, and other psychological disorders, which can also have physical manifestations."

"Stress can disrupt sleep patterns, which are crucial for overall health and can contribute to chronic conditions like hypertension and obesity."

"It can also affect the endocrine system, leading to imbalances in hormones, which can have a wide range of health effects."