Why Are Strokes Increasing in Young Adults? Causes, Signs & Prevention

An assumption that stroke only happens to people in their 60s or 70s is one of the most dangerous misconceptions in modern health today. The reality is concerning! Strokes are happening to younger adults at an increasing rate, and the warning signs are being missed because no one expects them. A stroke happens when blood supply to a part of the brain is suddenly interrupted, either because a blood vessel gets blocked or because a blood vessel ruptures and bleeds into the brain. When brain cells do not get enough oxygen-rich blood, they begin to die within minutes, which makes this condition more time crucial and life threatening.

In older adults, the causes like weak arteries due to aging are fairly well understood. But in young people, the condition is more complex.Here are the most common causes of stroke in young adults that doctors are seeing today:

• High blood pressure (hypertension): Hypertension damages blood vessel walls over time and is the leading metabolic risk factor for stroke in young adults globally.
• Cardiac conditions: Abnormal heart rhythms such as atrial fibrillation where the heart beats irregularly, can cause blood clots to form and travel to the brain. Conditions like patent foramen ovale (PFO), a small hole between the two heart chambers that fails to close after birth, is another important cause more commonly seen in younger stroke patients.
• Diabetes and high blood sugar: Rising blood glucose levels damage blood vessels over years.
• Hypercoagulable disorders: These are conditions where blood clots more easily than normal, sometimes due to genetic causes or autoimmune conditions like antiphospholipid syndrome.
• Arterial dissection: A small tear in the inner wall of an artery can disturb blood flow to the brain. It can sometimes be triggered by something as minor as a sudden neck movement or a sports injury.
• Smoking and substance use: It can also cause sudden dangerous spikes in blood pressure.
• Migraines: Migraines with visual disturbances have a modestly increased risk of ischemic stroke, particularly if you also smoke or use hormonal contraceptives.

Early Warning Signs of Stroke in Young Age

The challenge with stroke in young adults is that it is almost always unexpected. A healthy seeming person is the last person anyone would suspect of having a stroke. This leads to delays in seeking care.

A simple and reliable tool for recognising a stroke quickly is the FAST acronym.

•  F – Face drooping: One side of the face droops or feels numb.
• A – Arm weakness: One arm suddenly feels weak or numb. Ask the person to raise both arms to check the situation.
• S – Speech difficulty: Speech becomes slurred, garbled, or the person cannot speak or understand speech.
• T – Time to call emergency services

If you notice any of these signs, call for help immediately. Do not wait to see if it passes.

Apart from the FAST signs, there are other stroke symptoms that younger adults may experience:

• An extremely severe headache
• Sudden vision changes, blurring or loss of vision
• Dizziness, loss of balance, or difficulty walking or coordinating movements
• Confusion or difficulty understanding what others are saying
• Numbness or tingling on one side of the body

These symptoms can sometimes show briefly and resolve within minutes, in what is called a Transient Ischemic Attack or TIA, also known as a ‘mini-stroke.’

Hidden Risk Factors That Make Young Adults More Vulnerable

Some risk factors are unique to or more common in younger adults, and they go unrecognised until a stroke actually occurs.

1. Oral contraceptive pills, commonly used by women of reproductive age, can increase the risk of blood clots, particularly in women who also have migraines. This is not a reason to stop prescribed medication without speaking to a doctor, but it is an important conversation to have with your gynaecologist.
2. Sleep apnoea, a condition where breathing repeatedly stops during sleep, is increasingly common in younger, overweight adults.
3. Chronic psychological stress is another factor that can increase inflammation in blood vessels and contribute to raised blood pressure.

What to Do When You Suspect a Stroke in a Young Person

Time is the single most critical factor in stroke results. Brain cells begin to die within minutes of losing blood supply, and every minute without treatment can cause lasting damage.

If you or someone around you shows any stroke symptoms, here is what to do:

• Call emergency services immediately. An ambulance ensures faster triage and care en route.
• Note the time when symptoms first appeared.
• Do not give food, water, or medication to the person while waiting for help.
• Keep them calm and comfortable, ideally lying on their side if unconscious.
• Head to a hospital with a dedicated stroke unit.

Treatment and Prevention of Stroke in Young Adults

The majority of strokes are preventable, and when caught early, treatment results for younger adults are more likely to be better than for older patients.

• On the treatment front, ischemic strokes can be treated with intravenous thrombolysis, which is a medication that dissolves the clot, when given within the appropriate time window.
• For larger vessel blockages, mechanical thrombectomy, a minimally invasive procedure where the clot is physically removed via a catheter, has shown good results.
• For hemorrhagic strokes, treatment focuses on controlling bleeding, reducing brain pressure, and stabilising the patient.

Prevention, however, remains the most powerful strategy.

• Regularly check your blood pressure, blood sugar, and cholesterol.
• Do physical activity.
• Avoid processed foods, excess salt, and sugary drinks.
• Limit smoking and alcohol
• Adequate sleep, mindfulness, and social connection are also very important.

Conclusion

Medical emergencies like stroke are also affecting younger people who are at the height of their careers and family lives and it is doing so at a time when they have the most to lose. However, most strokes are preventable, and when they do occur, early action can save your life.

At the CK Birla Hospital, our expert team of neurologists and stroke specialists is committed to providing overall care for patients of all ages. If you have any doubt, book a consultation with our neurology team today.

FAQs 

What is the most common cause of stroke in young adults?

The most common causes are high blood pressure, cardiac conditions, blood clotting disorders, arterial dissection, and diabetes.

Can a person in their 20s or 30s have a stroke? 

Yes. The overall risk is lower than in older adults, strokes do occur in people as young as their teens and twenties. Undiagnosed hypertension, heart abnormalities, and clotting disorders can all cause stroke even in seemingly healthy young people.

How is stroke in young age different from stroke in older people?

Stroke in younger adults has different underlying causes such as arterial dissection, clotting disorders, or genetic factors, compared to older adults where hardening of arteries is the dominant factor. Symptoms can also be intermittent, making them easier to dismiss.

What are the early warning signs of stroke in young adults that are often ignored?

Signs that frequently get dismissed are sudden numbness or tingling on one side of the body, a brief episode of slurred speech, sudden vision changes, dizziness, and a severe headache. Many young adults attribute these to stress, migraine, or exhaustion.

Can stroke in young age be prevented with lifestyle changes?

The majority of stroke risk factors can be managed with positive lifestyle changes. Regular monitoring of blood pressure and blood sugar, a healthy diet, consistent physical activity, quitting smoking, limiting alcohol, and managing stress can reduce risk. For those with specific medical risk factors, medication and close followup with a doctor provide an additional essential layer of protection.