A tale of twin brothers

Non-identical twin brothers aged 70 years present for a full cardiac check-up.

Brother One has looked after himself well. He has exercised very regularly, eaten a healthy low fat diet, consumed alcohol in moderation and is a healthy weight. He has not smoked and is happily married with three daughters and four grand children. He has had a stressful job and has been on medication for hypertension for 15 years. On examination his BP is 145/90. Pathology is unremarkable with a total cholesterol of 5.3mmol/L.

Brother Two was retrenched as a building