A brand new examine from Korea and the US has discovered that greater than 99 % of people that undergo a coronary heart assault or stroke had at the very least one danger issue beforehand.
Coronary heart illness continues to be one of many world’s largest well being challenges. In keeping with the World Well being Group, cardiovascular illnesses (CVDs) declare almost 17.9 million lives yearly, making them the main reason for loss of life globally. These illnesses have an effect on the guts and blood vessels, and in over 80 % of circumstances, the result is deadly coronary heart assaults or strokes. A latest large-scale examine by researchers in Korea and the USA exhibits that coronary heart assaults and strokes don’t simply occur abruptly. Virtually all circumstances are linked to a number of danger elements that had been current earlier, even when they weren’t severe sufficient for a prognosis. So, how can we spot these indicators early and scale back the danger of coronary heart illness?
What did the brand new examine discover about coronary heart illness dangers?
For this analysis, scientists analyzed the medical information of greater than 9 million adults in South Korea and almost 7,000 adults in the USA. Contributors had been tracked for as much as 20 years, with repeated measurements of blood strain, ldl cholesterol, blood sugar, and smoking publicity. The researchers centered on 4 well-known danger elements utilizing the American Coronary heart Affiliation’s pointers:
- Blood strain: 120/80 mm Hg or increased, or on remedy
- Fasting glucose: 100 mg/dL or increased, diabetes prognosis, or remedy
- Tobacco use: present or previous smoking historical past
- Ldl cholesterol: 200 mg/dL or increased, or on remedy
The outcomes, revealed September 29 within the Journal of the American School of Cardiology, immediately problem the concept coronary heart assaults typically strike individuals with out warning. As a substitute, the info revealed that greater than 99 % of people who skilled a coronary heart assault, stroke, or coronary heart failure had at the very least one non-optimal danger issue earlier than their occasion. Hypertension emerged as the most important offender, affecting over 95 % of Korean members and greater than 93 % of US members. The examine is a transparent warning that refined shifts in blood strain, ldl cholesterol, or sugar ranges ought to by no means be ignored.
What are the warning indicators of coronary heart illness that most individuals miss?
When individuals consider coronary heart assaults, they think about sudden chest ache or extreme breathlessness. However the physique typically exhibits warnings lengthy earlier than that second. These ignored indicators can embody:
- Mildly elevated blood strain or ldl cholesterol, even with no prognosis
- Elevated blood sugar, generally years earlier than diabetes develops
- Unexplained exhaustion, fatigue, or sudden sweating
- Digestive discomfort like indigestion or nausea
- Ache or tightness within the arm, jaw, neck, or again
- Palpitations or irregular heartbeats
- Cramping within the calves whereas strolling (attainable circulation problem)
- A good throat or emotions of heaviness within the chest

What are the danger elements of coronary heart illness?
Coronary heart illness doesn’t occur in a single day, it builds over years of unhealthy habits and exposures. The commonest danger elements embody:
- Smoking or publicity to secondhand smoke
- Sedentary way of life with little train
- Extra physique weight or weight problems
- Extreme alcohol consumption, which raises blood strain
- Persistently hypertension
- Poor weight loss program wealthy in saturated and trans fat
- Uncontrolled diabetes
- Power stress or emotional pressure
- A household historical past of coronary heart illness
- Ageing (with dangers rising after 50)
- Greater danger in males in comparison with ladies at youthful ages
The presence of even certainly one of these elements can elevate coronary heart illness danger, and combos improve it considerably.
How are you going to spot these danger elements earlier than it’s too late?
The easiest way to fight coronary heart illness is to determine its dangers earlier than they turn into harmful. Dr Rahul Gupta, Heart specialist, Gleneagles Hospital, advises common well being screenings for blood strain, ldl cholesterol, and blood sugar, even in the event you really feel wholesome. Numbers barely above regular ought to by no means be dismissed, as they’ll silently harm blood vessels and the guts over time.
Psychological well being issues too. Power stress, anxiousness, and despair can elevate irritation and blood strain, placing the guts beneath fixed pressure. Look ahead to early way of life patterns, similar to weight acquire, fatigue, or shortness of breath with mild exercise. These aren’t simply regular ageing, however attainable warning indicators.
Routine check-ups, preventive lab checks, and a proactive method to way of life can spot issues early. Taking small steps now can cease danger elements from rising into life-threatening situations later.

The way to scale back coronary heart illness danger?
Most coronary heart assaults are preventable with constant care and way of life selections. Here’s what cardiologists advocate:
- Eat wholesome: Comply with a Mediterranean or DASH weight loss program, wealthy in fruits, greens, nuts, and lean proteins.
- Keep energetic: At the least 150 minutes of reasonable exercise weekly retains the guts robust.
- Handle stress: Meditation, deep respiratory, and even journaling lowers long-term pressure.
- Sleep effectively: 7–8 hours per evening offers the physique time to heal.
- Give up smoking: Give up it and keep away from secondhand smoke. Restrict alcohol consumption as effectively.
- Keep hydrated: Morning hydration helps promote higher circulation after in a single day dehydration.
- Common screening: Get common checks for blood sugar, excessive ldl cholesterol, and blood strain, even in the event you really feel nice.
With the following tips, you possibly can decrease your coronary heart assault danger!