Stage 4: Understanding Symptoms
Common symptoms explained — what your body is telling you and why.
How Doctors Gather Evidence
Chest Symptoms
Chest pain, palpitations and pressure — what they mean and when to seek help.
Breathing Symptoms
Breathlessness, wheeze and cough — causes and what doctors consider.
Head and Neurological Symptoms
Headache, dizziness, weakness and numbness — how the brain signals problems.
Abdominal Symptoms
Nausea, pain, bloating and changes in bowel habits — a guide to gut symptoms.
Fatigue and General Symptoms
Tiredness, fever, weight loss and feeling unwell — why these aren't simple.
Pain
Acute vs chronic pain, how it is measured, and why the same injury can feel different.
Skin, Joint and Musculoskeletal Symptoms
Rashes, swelling, joint pain and muscle symptoms — patterns that guide diagnosis.