Metabolic syndrome is becoming increasingly common, yet many people may have it without realizing it. Often linked to an unhealthy lifestyle, poor diet and lack of physical activity, metabolic syndrome is not a single disease. Instead, it refers to a combination of health problems that occur together and can increase the risk of serious conditions.

According to Dr. Mansi Nigam, Consultant Physician at Kailash Deepak Hospital, metabolic syndrome generally involves a combination of excess abdominal fat, high blood sugar, high blood pressure, high triglycerides and low levels of HDL (good) cholesterol.

When at least three of these risk factors are present together, a person may be diagnosed with metabolic syndrome. If left unaddressed, it can increase the risk of type 2 diabetes, heart disease and stroke.

7 Signs of Metabolic Syndrome You Should Know

1. Increasing Belly Fat

One of the most visible warning signs is an increase in waist size, particularly fat accumulating around the abdomen.

Excess abdominal fat is closely associated with insulin resistance, a condition in which the body's cells don't respond effectively to insulin.

2. Feeling Excessively Thirsty

Unusual or persistent thirst can sometimes be associated with elevated blood sugar levels.

When blood glucose becomes too high, the body attempts to remove excess glucose through urine, which can increase fluid loss and make you feel thirstier.

3. Frequent Urination

If you suddenly find yourself urinating much more frequently than usual, particularly at night, it can be a sign of elevated blood sugar.

The kidneys may try to eliminate excess glucose through urine, increasing urine production.

4. Persistent Fatigue

Feeling tired occasionally is normal, but persistent or unexplained fatigue may warrant attention.

When blood sugar is elevated or insulin isn't working effectively, the body's ability to use glucose efficiently for energy can be affected.

5. Blurred Vision

Temporary blurred vision can sometimes occur when blood sugar levels become elevated.

However, blurred vision has many possible causes and should not automatically be attributed to metabolic syndrome. Persistent or sudden vision changes should be evaluated by a medical professional.

6. Darkened Skin Around the Neck or Armpits

Dark, thickened or velvety-looking skin, particularly around the neck or armpits, may be a condition called acanthosis nigricans.

It is commonly associated with insulin resistance and can sometimes be an early visible clue that the body isn't responding normally to insulin.

7. Abnormal Blood Pressure and Cholesterol Levels

Some of the most important components of metabolic syndrome may have no noticeable symptoms at all.

High blood pressure, elevated triglycerides and low HDL cholesterol can exist without making you feel unwell. This is why someone can feel completely healthy while still having several metabolic risk factors.

How Can You Know If You Have Metabolic Syndrome?

Symptoms alone cannot confirm metabolic syndrome. A medical evaluation generally involves checking several measurements, including:

• Waist circumference

• Blood pressure

• Fasting blood glucose or other appropriate blood-sugar testing

• Triglyceride levels

• HDL cholesterol levels

If you have increasing abdominal fat, high blood pressure, abnormal blood sugar or cholesterol levels, it is worth discussing your risk with a doctor.

Early Action Can Make a Difference

Metabolic syndrome is important because its individual risk factors can often be addressed through lifestyle changes and, when required, medical treatment.

A balanced diet, regular physical activity, maintaining a healthy weight, adequate sleep and avoiding tobacco can all play an important role in reducing metabolic risk.

The key is not to wait for obvious symptoms. Some of the most important warning signs of metabolic syndrome may only show up in your blood test or blood-pressure reading.