The source video promotes five minutes of morning movement as a way to “open blood vessels” before walking. The guidance cited here supports light movement as a warm-up and regular physical activity for health; it does not establish that this specific five-minute routine opens blood vessels or prevents a heart attack.
5 minutes can be a warm-up
The NHS recommends warming up before more strenuous exercise and gives examples such as walking on the spot or moving the knees gently. The aim is to prepare the body gradually, not to trigger a specific blood-vessel effect.
Regular activity matters
The World Health Organization says regular physical activity benefits cardiovascular health and that some movement is better than none. This general evidence does not prove the effect of one routine or five minutes alone. Choose activity suited to your abilities and increase effort gradually.
Exercise safely
The NHS guidance is intended for most people who are in good health and have a reasonable fitness level. If you have a medical condition, unusual symptoms, have recently been ill or experienced a heart event, ask a health professional before starting. Stop if you feel pain or unwell. Seek urgent medical assessment for chest pain, severe breathlessness, faintness or sudden weakness.
This is general information, not an individual exercise plan.
Sources
Source video: Watch on YouTube