Heart attack death rates: Why They Doubled During COVID-19

During the COVID-19 pandemic, many countries saw a troubling rise in heart attack death rates, with some reports showing that deaths from heart attacks and other cardiovascular emergencies doubled in certain regions. This did not mean that heart disease suddenly became twice as common overnight. Instead, the pandemic created a dangerous mix of delayed care, overwhelmed hospitals, stress, infection effects, and disruptions to routine treatment.

Understanding heart attack death rates during COVID-19 is important because it shows how one public health crisis can worsen another. It also highlights a lesson that still matters today: when heart attack symptoms appear, getting treatment immediately can save a life, even during a pandemic.

What happened to heart attack deaths during COVID-19?

At the height of the pandemic, many hospitals reported fewer people coming in with chest pain or heart attack symptoms, but more people dying at home or arriving too late for effective treatment. In some areas, the number of fatal heart attacks increased sharply, and the total death rate from cardiovascular causes rose.

This pattern was seen in many places because emergency care systems were under pressure and patients often hesitated to seek help. A heart attack is one of the clearest examples of a time-sensitive emergency, which is why even short delays can change the outcome. In public health reporting, the rise in heart attack death rates became a warning sign that the pandemic was affecting far more than infection counts alone.

This happened for several reasons:

• People avoided hospitals because they feared catching COVID-19
• Emergency departments were crowded or redirected toward pandemic care
• Ambulance response and hospital access were delayed
• Some patients had COVID-19-related heart complications
• Chronic heart conditions were not monitored as closely as before

The result was not just more heart attacks, but more deadly heart attacks.

Main reason heart attack death rates rose: delayed medical care

The biggest reason heart attack death rates increased during COVID-19 was delay in treatment. A heart attack is a medical emergency. The sooner blood flow is restored to the heart, the better the chance of survival and recovery.

During the pandemic, many people waited too long before seeking help. Some thought their symptoms were minor. Others were afraid they might be exposed to the coronavirus in the hospital. This delay was often fatal. In many cases, patients who might have survived with fast intervention instead experienced a worse outcome because they did not reach care in time.

When treatment is delayed:

• Heart muscle is damaged for longer
• Dangerous heart rhythm problems can develop
• The risk of cardiac arrest increases
• Life-saving procedures become less effective

For heart attacks, every minute matters. Waiting hours or days can dramatically increase the chance of death. That is one reason the rise in heart attack death rates was so concerning: it reflected missed opportunities for timely treatment.

For readers who want to understand the broader COVID-19 response and why care access mattered so much, see why the COVID-19 vaccine rollout was so slow.

Why were people afraid to go to the hospital?

Fear played a major role. Early in the pandemic, news reports showed overcrowded hospitals, high infection rates, and strict visitor restrictions. Many people concluded that hospitals were unsafe places to be unless they had COVID-19 symptoms.

This led to a dangerous pattern:

• People ignored chest pain, shortness of breath, or arm pain
• Families tried to manage symptoms at home
• Emergency calls were made later than usual
• Patients arrived in worse condition than before

For a heart attack, hesitation can be deadly. Hospitals were still the safest place to get urgent heart care, but many people did not realize that. Public anxiety about infection indirectly pushed some people away from lifesaving treatment, which helped drive higher heart attack death rates.

How did overwhelmed health systems contribute?

In many places, hospitals were under extreme pressure from COVID-19 surges. Intensive care units filled up, staff were stretched thin, and emergency departments had to change how they operated.

This affected heart attack care in several ways:

• Longer waiting times in emergency departments
• Delays in diagnostic testing such as ECGs and blood work
• Reduced availability of specialists
• Slower access to procedures like angioplasty
• More difficult coordination between emergency services and cardiac teams

Even when hospitals continued treating heart emergencies, the extra strain of the pandemic sometimes made it harder to deliver care as quickly as usual. In a condition where minutes matter, those delays can affect survival and help explain the increase in heart attack death rates.

Did COVID-19 itself increase heart attack risk?

Yes. COVID-19 did not just disrupt healthcare access; it also affected the heart and blood vessels directly in some patients.

The virus can trigger:

• Inflammation in the body
• Blood clot formation
• Increased stress on the heart
• Reduced oxygen levels
• Worsening of existing cardiovascular disease

These effects can raise the risk of:

• Heart attack
• Stroke
• Irregular heart rhythms
• Heart failure
• Myocarditis, or inflammation of the heart muscle

People with high blood pressure, diabetes, obesity, or prior heart disease were especially vulnerable. In these patients, COVID-19 could make a heart problem worse very quickly. That direct biological effect, combined with delayed treatment, created conditions where heart attack death rates could climb fast.

For another example of how COVID-19 changed the course of a major health problem, read why heart disease deaths rose during the COVID-19 surge.

Why did some heart attacks happen outside the hospital?

A surprising and tragic trend during the pandemic was the rise in out-of-hospital cardiac deaths. Some people had heart attacks at home and never reached emergency care.

This happened because:

• Symptoms were underestimated
• Medical help was delayed
• Family members were unsure what to do
• Ambulance response times were affected in some areas

Out-of-hospital heart attacks are more likely to be fatal because the person does not get immediate treatment. Defibrillation, clot-busting medications, and emergency procedures are time-sensitive. Without them, survival drops sharply. This shift away from in-hospital treatment was one of the clearest ways the pandemic affected heart attack death rates.

How did stress affect heart health during COVID-19?

The pandemic created enormous emotional and physical stress. Stress alone does not usually cause a heart attack, but it can contribute to one, especially in people already at risk.

Common pandemic-related stressors included:

• Job loss
• Financial uncertainty
• Social isolation
• Grief and loss
• Sleep problems
• Anxiety about illness

Stress can raise blood pressure, increase heart rate, and encourage unhealthy coping habits such as smoking, overeating, or drinking more alcohol. Over time, these effects can make heart disease more dangerous. In that sense, stress may not have been the only reason heart attack death rates increased, but it clearly added pressure to an already risky situation.

What role did interrupted routine care play?

Many people with heart disease need ongoing care, including:

• Blood pressure checks
• Cholesterol management
• Diabetes control
• Medication review
• Follow-up appointments
• Cardiac rehabilitation

During COVID-19, routine visits were canceled, postponed, or moved online. While telehealth helped in many cases, it could not replace all in-person exams and tests.

As a result:

• Some risk factors were not controlled as well
• Medication changes were delayed
• Warning signs were missed
• Existing heart disease progressed silently

This made heart attacks more likely and harder to survive. It also meant that rising heart attack death rates were not just about emergency rooms; they were also tied to gaps in ongoing prevention and chronic disease management.

Why were some groups affected more than others?

Heart attack death rates did not rise equally for everyone. Some groups were hit harder because they already faced barriers to care or had higher underlying risk.

Higher-risk groups included:

• Older adults
• People with diabetes, obesity, or hypertension
• Low-income communities
• Racial and ethnic minority groups
• People living far from major hospitals
• Patients with limited access to insurance or transportation

These groups were more likely to experience delays, disruptions, and worse outcomes during the pandemic. In many communities, the increase in heart attack death rates exposed long-standing health inequities that predated COVID-19.

Common signs of a heart attack

It is important to know the warning signs, because fast action can save a life.

Common symptoms include:

• Chest pressure, pain, or tightness
• Pain in the arm, back, neck, jaw, or stomach
• Shortness of breath
• Cold sweat
• Nausea or vomiting
• Lightheadedness
• Sudden fatigue

Women, older adults, and people with diabetes may have less typical symptoms, such as unusual tiredness, indigestion, or shortness of breath without chest pain.

If these symptoms occur, emergency help should be called immediately. Recognizing symptoms early is one of the best ways to prevent more deaths when heart attack death rates rise during a crisis.

Why acting fast matters so much

A heart attack happens when blood flow to part of the heart is blocked. Without oxygen, heart muscle begins to die. The longer the blockage lasts, the greater the damage.

Fast treatment can:

• Restore blood flow
• Limit heart muscle damage
• Prevent cardiac arrest
• Improve long-term recovery
• Reduce the chance of death

This is why doctors emphasize that heart attack symptoms should never be ignored, even during a pandemic or public health emergency. The rise in heart attack death rates during COVID-19 showed what happens when emergency care is delayed too long.

How hospitals adapted to keep heart patients safe

As the pandemic continued, many hospitals improved their systems to protect both COVID-19 patients and heart patients. They introduced:

• Separate pathways for infectious and non-infectious patients
• Faster triage for chest pain
• Safety measures to reduce exposure
• Expanded telemedicine for follow-up care
• Clear public messaging that emergency care remained available

These changes helped reduce fear and restore confidence in seeking urgent treatment. Hospitals also worked to make sure that people with serious symptoms understood they should still come in right away, because a heart emergency cannot wait for the pandemic to pass.

What can we learn from the rise in heart attack deaths?

The increase in heart attack deaths during COVID-19 shows that public health emergencies can have serious indirect effects. When people delay care for dangerous symptoms, deaths rise from conditions that are normally treatable.

The key lessons are:

• Heart attack symptoms are always an emergency
• Hospitals remain safe and necessary for urgent care
• Chronic disease management cannot stop during crises
• Public messaging must encourage timely treatment
• Health systems need backup plans for emergencies

Those lessons matter beyond COVID-19. Any future outbreak, disaster, or mass emergency could affect heart attack death rates if people again become afraid to seek care.

Related reading: warning signs of a heart attack from the American Heart Association.

What should you do if you think you are having a heart attack?

If you or someone near you has possible heart attack symptoms:

1. Call emergency services immediately
2. Do not drive yourself unless there is no other option
3. Take aspirin only if advised by a medical professional and you are not allergic
4. Stay as calm and still as possible
5. Unlock the door if you are alone so help can enter quickly

Do not wait to see if symptoms go away. The sooner care begins, the better the outcome. During the pandemic, many people who feared going to the hospital delayed too long, which is one reason heart attack death rates climbed in the first place.

Final answer: why heart attack death rates doubled during COVID-19

Heart attack death rates doubled during COVID-19 mainly because people delayed getting emergency care, while hospitals were overloaded, routine cardiac care was disrupted, and COVID-19 itself increased the risk of heart complications in some patients. Fear of infection kept many people away from hospitals until it was too late, turning treatable heart attacks into fatal events.

The pandemic did not just affect lungs and infection rates. It also revealed how quickly cardiovascular deaths can rise when urgent care is postponed. The most important takeaway is simple: heart attack symptoms should always be treated as a medical emergency, pandemic or not.

If you remember one thing from this article, remember that heart attack death rates are not just statistics. They represent real people whose chances of survival depended on getting care fast.