Heart diseases and stroke are often connected because atherosclerosis affects both heart and brain arteries. Risk factors for developing atherosclerosis are: smoking, increased blood fats (cholesterol and triglycerides), increased blood glucose (diabetes), hypertension, overweight, stress, older age etc.
Does your husband have any of these risk factors?
Dizziness, weak shoulders and disturbed speech can be consequences from the stroke, and presence of some heart disease?