Psychological anxiety is a natural emotion that people experience when facing stress and difficult situations. However, persistent or severe anxiety can affect various body systems, particularly the cardiovascular system. How Does Anxiety Affect the Heart? When a person experiences anxiety, the sympathetic nervous system becomes activated, stimulating the release of hormones such as adrenaline and cortisol. This may lead to: 1. An increased heart rate and palpitations. 2. A temporary rise in blood pressure. 3. Increased force of heart muscle contractions. 4. Rapid breathing and a feeling of chest tightness or discomfort. Chronic anxiety may increase the strain on the cardiovascular system. It may also be associated with sleep disturbances and reduced physical activity, which can affect heart health in the long term. Does Anxiety Cause Heart Disease? Anxiety does not necessarily indicate the presence of heart disease, and anxiety-related symptoms are often not dangerous in otherwise healthy individuals. However, chronic anxiety may be associated with an increased risk of cardiovascular disease, particularly in the presence of other risk factors such as high blood pressure, diabetes, smoking, and elevated cholesterol levels. In rare cases, severe and sudden emotional stress may trigger a condition known as Takotsubo Syndrome (Broken Heart Syndrome). This temporary condition affects the function of the heart muscle, and its symptoms may resemble those of a heart attack. How Can We Protect Heart Health When Experiencing Anxiety? The effects of anxiety can be reduced through several measures, including: 1. Engaging in regular physical activity. 2. Getting sufficient and consistent sleep. 3. Limiting excessive caffeine intake. 4. Practicing breathing and relaxation techniques. 5. Maintaining a healthy balance between work and rest. 6. Seeking medical or psychological support when anxiety becomes persistent or interferes with daily life. Medical Warning Chest pain, shortness of breath, or palpitations should not automatically be attributed to anxiety. Severe or persistent chest pain, severe shortness of breath, fainting, or pain radiating to the arm, jaw, or back requires urgent medical evaluation. Conclusion The heart and psychological well-being are closely connected. Anxiety can cause genuine cardiovascular symptoms even in the absence of heart disease. Therefore, caring for mental health is an important part of maintaining heart health, while new or severe symptoms should never be ignored. Dr. Amasi Falah Al Mustaqbal University The First University in Iraq