Low Blood Pressure: What Really Helps When Your Vision Goes Dark

You get up in the morning, and for a moment everything goes black, your ears ring, your legs feel heavy. Anyone prone to low blood pressure knows this feeling well. The reassuring news: low blood pressure is usually harmless and often even a sign of a healthy cardiovascular system. Even so, there's a lot you can do to make your circulation play along more reliably.

What lies behind low blood pressure

Low blood pressure, medically hypotension, is usually spoken of at values below about 100 over 60 mmHg. The first value stands for the pressure when the heart contracts, the second for the relaxation phase in between. Unlike high blood pressure, low pressure is generally not considered a risk for the heart and vessels – on the contrary, many slim, athletic people naturally have low values and live with them completely symptom-free. Young women are also frequently affected.

Low blood pressure only becomes noticeable when too little blood briefly reaches the brain. This is typical when standing up quickly: the blood sinks into the legs following gravity, and for a moment there's too little at the top. Normally the body catches this in a flash by narrowing the vessels and raising the pulse slightly – with low blood pressure this counter-regulation sometimes lags behind. The result is dizziness, flickering vision, ringing in the ears, tiredness, poor concentration, cold hands and feet or, in rare cases, a brief faint. A distinction is made between constitutional low blood pressure, the orthostatic drop in blood pressure on changing position, and forms triggered by fluid deficiency, medication or an underlying condition. Often it's simply too little fluid or salt behind it.

When you should have it checked by a doctor

Low blood pressure is usually harmless, but some situations belong in medical hands. Please get checked if you repeatedly faint or fall, if the dizziness occurs suddenly and severely, if chest pain, palpitations, shortness of breath or visual disturbances are added, if the symptoms are new and you didn't know them before, or if the blood pressure drops after starting a new medication. Black or bloody stool in connection with circulatory weakness is also an alarm sign that should be clarified quickly. If you feel permanently exhausted or the symptoms limit your everyday life, a check-up is likewise sensible in order to rule out an underlying cause. This guide does not replace a medical diagnosis – it helps you strengthen your circulation in everyday life.

What you can do in everyday life

Against low blood pressure you have strong tools in your own hands. The most important: drink enough. Two to two and a half litres of water or unsweetened teas spread across the day fill the blood volume and noticeably stabilise the circulation. In the morning, put a glass of water right by your bed and drink it before you get up. Get up slowly and deliberately in the morning – first sit up in bed, move your legs briefly and circle your feet, then stand up. This gives the circulation time to counter-regulate.

Exercise is your best friend: regular endurance training such as walking, cycling or swimming trains the vessels to adjust their state of tension more quickly. Alternating showers and cold rinsing of the legs in the morning really get the circulation going, because the cold contracts the vessels. Compression stockings can help prevent blood from pooling in the legs. Targeted muscle tensing also helps in the acute moment: cross your legs while standing and tense your buttocks and thighs, which pushes blood back towards the heart. If you feel dizzy, it often helps to sit or lie down and put your legs up. Avoid standing motionless for long periods, overly hot baths and blazing sun, because all three additionally dilate the vessels.

Nutrition that supports

On your plate you can specifically support your blood pressure. Unlike with high blood pressure, things may be a bit saltier here – salt binds water in the body and thus keeps the blood volume up. If there's no medical reason against it, you don't need to be stingy with salt when you have hypotension; a hearty broth or a few pretzel sticks are a tried-and-tested little circulation boost. Feel free to drink a cup of coffee or black tea in the morning: the caffeine it contains can stimulate the circulation in the short term.

Better to eat several small meals rather than a few large ones, because generous portions draw a lot of blood into the digestive tract and let the pressure sink afterwards – many people know this afternoon slump after a heavy meal. Pay attention to a good intake of fluid and electrolytes, especially if you sweat a lot, do sport or it's hot, because with sweat you lose water and minerals at the same time. Mineral-rich foods such as vegetables, pulses, nuts, bananas and wholegrains supply important electrolytes like potassium and magnesium, which your body needs for a well-regulated circulation. An iron-rich diet with pulses, green vegetables and wholegrains is also sensible, especially when tiredness is your constant companion.

Nutrients & plants with a connection

Around circulation and fluid balance, the electrolytes play a central role. Magnesium contributes to electrolyte balance and contributes to normal muscle function – the heart is a muscle too. Potassium contributes to normal blood pressure and likewise to normal muscle function. These minerals work together with sodium and calcium to keep your body's water and tension balance stable. In addition, calcium contributes to normal neurotransmission, which plays a role in the fine control of vascular tension.

If tiredness comes along as a companion, it's worth looking at further nutrients: iron contributes to the reduction of tiredness and fatigue and contributes to normal oxygen transport in the body, just as the vitamins B2, B6, B12, niacin and pantothenic acid contribute to the reduction of tiredness and fatigue. Vitamin C also contributes to normal energy-yielding metabolism and improves iron absorption from plant-based food. Traditionally, rosemary and ginger are also valued as stimulating plants of the home remedy cabinet, for example as tea or a foot bath. Important: a food supplement does not replace a balanced diet or a medical check-up, but it can sensibly round off your basic supply.

Circulation routines that have proven themselves in everyday life

A stable circulation is often less a question of individual measures than of small, reliable routines. Many people with low blood pressure cope well when they shape the morning deliberately: a glass of water before getting up, a few stretching and tensing exercises still in bed, a cold rinse of the legs in the shower. Throughout the day, fixed drinking breaks help – a filled bottle in view reliably reminds you. Those who sit a lot should stand up regularly and activate the calf muscles, because this muscle pump pushes the blood back from the legs towards the heart. Before getting up from lying down or after sitting for a long time, it's worth wiggling your toes briefly and breathing deeply. These small habits cost little time but, over the day, make the difference between constant dizziness and a reliably cooperative circulation.

Honestly put into perspective

Be honest with yourself: low blood pressure is usually no reason to worry, but a question of circulatory regulation. No food supplement raises your blood pressure, and that isn't the goal at all. What really carries you are the everyday levers – drinking, exercise, getting up slowly, enough salt. Nutrients can support a good basic supply, but they don't replace these basics. If the dizziness repeatedly knocks you off your feet or you faint, that belongs in medical hands to rule out rare serious causes.

Matching products from Scheunengut

If you'd like to specifically supplement your electrolyte balance – for example with a lot of sport, heat or heavy sweating – you'll find our Electrolyte Complex with magnesium, potassium, calcium and sodium with us. Potassium contributes to normal blood pressure, magnesium to electrolyte balance and to normal muscle function. Understand it as a building block of a conscious supply, not as a substitute for enough fluid or medical advice.

Frequently asked questions (FAQ)

From what point is it called low blood pressure?

Low blood pressure is usually spoken of at values below about 100 over 60 mmHg. However, what matters is less the numbers than the symptoms: many people with low values feel completely well. Only when dizziness or fainting occur does the low pressure become relevant.

Is low blood pressure dangerous?

In the vast majority of cases, low blood pressure is harmless and even favourable for the heart and vessels. It mainly becomes dangerous indirectly, when sudden dizziness leads to falls. If it occurs newly, very suddenly or with fainting, the cause should be clarified by a doctor.

Why do I get dizzy when standing up?

When standing up, the blood sinks into the legs following gravity, and for a moment briefly less of it reaches the brain. This is called orthostatic hypotension. Getting up slowly, moving your legs beforehand and drinking enough are good ways to prevent this moment of everything going black.

Does more salt really help with low blood pressure?

Salt binds water in the body and thus keeps the blood volume and the pressure up. Unlike with high blood pressure, you may therefore eat a bit saltier with hypotension, as long as there's no medical reason against it. In combination with enough fluid, this is an effective lever.

What role do electrolytes play?

Electrolytes such as sodium, potassium, magnesium and calcium control your body's water and tension balance. Potassium contributes to normal blood pressure, magnesium to electrolyte balance and to muscle function. Especially with a lot of sweating, sport or heat, a good supply is sensible.

What to do during an acute dizzy spell?

Sit or lie down immediately and put your legs up so that the blood flows back towards the head. A glass of water helps in addition. Avoid continuing to stand against the dizziness, because that increases the risk of falling. If this happens frequently, have the cause clarified by a doctor.

Does coffee help against low blood pressure?

The caffeine in coffee or black tea can stimulate the circulation in the short term and is a tried-and-tested little pick-me-up in the morning. However, the effect is only temporary and with regular consumption the body gets used to it. As one of several everyday aids, though, a cup is quite sensible.

Can exercise stabilise blood pressure?

Regular endurance training such as walking, cycling or swimming trains the vessels to adjust their state of tension more quickly and makes the circulation more resilient overall. Alternating showers and targeted muscle tensing also help. What matters is regularity – a single workout brings less than a lasting routine.