Heart attacks are often associated with the usual culprits: a sedentary lifestyle, poor diet, genetics, and smoking.

However, there are several unexpected and lesser-known factors that can significantly increase your risk of experiencing a heart attack.

1. Loneliness

Believe it or not, loneliness is being recognized as a risk factor for heart disease and heart attacks.

Research has shown that individuals who feel lonely are more likely to have increased blood pressure, inflammation, and higher stress levels, all of which can contribute to cardiovascular problems.

2. Air Pollution

While it may be expected that air pollution can impact respiratory health, studies have linked exposure to air pollution with an increased risk of heart attacks.

Fine particulate matter, found in pollutants such as vehicle exhaust and industrial emissions, can enter the bloodstream and contribute to the development of atherosclerosis, a condition where plaque builds up in the arteries.

3. Gum Disease

Oral health is often overlooked when it comes to heart health, but research has found a connection between gum disease and an elevated risk of heart attacks.

The bacteria that cause gum disease can enter the bloodstream and trigger inflammation in the blood vessels, increasing the risk of cardiovascular disease.

4. Lack of Sleep

Chronic sleep deprivation has been linked to an array of health issues, including an increased risk of heart attacks.

Insufficient sleep can raise blood pressure, contribute to obesity, and disrupt the body’s normal inflammatory processes, all of which can lead to heart problems over time.

5. Cold Weather

While it’s no surprise that extreme heat can strain the heart, studies have found that cold weather can similarly increase the risk of heart attacks.

The cold weather causes blood vessels to constrict, increasing blood pressure and reducing blood flow to the heart, increasing the workload on the heart and potentially triggering a heart attack.

It’s important to be aware of these lesser-known risk factors and take appropriate precautions. If you’re feeling lonely, consider joining social clubs or volunteering to maintain a strong support system.

To reduce the impact of air pollution, limit exposure to heavily trafficked areas and wear masks when necessary. Regular dental hygiene and visits to the dentist can help reduce the risk of gum disease. Prioritize sleep and establish a consistent sleep schedule to ensure you’re getting enough quality rest.

And finally, dress warmly and layer up during cold weather to help maintain proper blood flow and keep the heart protected.

While it’s impossible to completely eliminate the risk of heart attacks, being aware of these unusual risk factors and taking steps to mitigate them can go a long way in protecting your cardiovascular health.