What should you know about chronic systolic heart failure?

When the left ventricle pumps less strongly, blood and fluid can build up behind the heart. This may cause breathlessness, reduced exercise tolerance, fatigue, a cough, or swollen ankles. High blood pressure and an irregular rhythm such as atrial fibrillation can contribute to heart strain, but the cause and pumping function vary between people. Assessment may include an examination, blood tests, an electrocardiogram, and heart imaging. Symptoms can change gradually, so a new limitation should be reported rather than explained away as ageing or low fitness.

Take medicines exactly as prescribed and check before using over-the-counter pain medicines or supplements. Weighing yourself regularly under the same conditions can help identify a fluid change early if your care team recommends it. Keep follow-up appointments for blood pressure, kidney function, symptoms, and medication adjustments. Stay active within the plan given by your clinician, pace tasks, avoid smoking, and discuss alcohol. A chronic disease review can bring these checks together and keep the plan current.

Seek emergency help for severe or rapidly worsening breathlessness, chest pressure, fainting, blue or grey lips, or new confusion. Contact your care team promptly if swelling increases, you wake breathless, your cough changes, or you cannot manage usual activities. Do not alter diuretics or other heart medicines on your own unless you have a written plan. Sudden palpitations with dizziness or collapse need urgent assessment because an abnormal rhythm may be involved.

What is causing my reduced pumping function? Which symptoms should I track at home? How should I respond to weight or swelling changes? Are my medicines affecting kidney function or blood pressure? What exercise, travel, and vaccination advice fits my condition?