One in 25 of this age group is affected in the UK and screening for them is available on the NHS.Other risk factors include: SmokingHigh fat dietOverweight/obeseLack of exercise or sedentary lifestyle.Symptoms of aortic aneurysmIn most cases there are no symptoms and no serious risk, unless the aortic aneurysm ruptures.Signs of unruptured aortic aneurysm may include: Pain in the abdomen or lower b