Pinching that extra layer on your belly? Discover what subcutaneous fat really means for your health.

Have you ever pinched the skin on your arm or belly and wondered what you are actually holding? That soft, pinchable layer right beneath your skin is known as subcutaneous fat. While your body actually needs a certain amount of this fat to function properly, having too much of it can start to impact your overall health.

If you are looking to understand more about your body composition, you are in the right place. Today, we will explore what this fat does, how it differs from other types of fat, and what steps you can take to manage it safely.

What is Subcutaneous Fat?

To put it simply, subcutaneous fat is the layer of fat that sits right underneath your skin. Your skin is actually made up of three main layers:

1. Epidermis: This is the outer layer of your skin that you see every single day.

2. Dermis: This is the middle layer located right below the epidermis, containing hair follicles and sweat glands.

3. Subcutaneous Fat Layer: This is the deepest layer sitting right beneath the dermis. This is the fat we are talking about today.

Now, let us look at the important jobs this fat layer does for your body:

• Cushioning and Protection: If you fall or bump into something, this fat layer acts like a soft mattress to protect your muscles and bones from injury.
• Pathway Support: It provides a safe pathway for blood vessels and nerves running from your skin down to your muscles.
• Temperature Control: It helps regulate your body temperature so you do not get too cold in winter or too hot in summer.
• Connection: Special connective tissue helps attach your middle skin layer firmly to your underlying muscles and bones.

Subcutaneous Fat Versus Visceral Fat.

Even though both are types of body fat, there is a big difference between them.

• Subcutaneous Fat: This is the fat we just talked about that lives right under your skin and can easily be pinched. It often collects around your hips, buttocks, thighs, and belly.
• Visceral Fat: This type is a bit more dangerous. It lives deep inside your belly cavity, wrapping around vital organs like your stomach, liver, and intestines. You cannot see or pinch visceral fat from the outside. However, it poses the greatest risk to your health.

The most important thing to remember is that if your subcutaneous fat level is very high, chances are high that your hidden visceral fat level is also rising.

Why Does Subcutaneous Fat Accumulate?

Everyone has some level of subcutaneous fat in their body. In fact, your genetics play a big role in this. Some people are simply born with a natural tendency to store more fat in certain areas.

However, over time, lifestyle and environmental factors are the main drivers behind an increase in this fat:

• Poor Diet: Eating foods high in oil, sugar, refined flour, fast food, and sugary drinks provides more calories than your body needs, leading to fat storage.
• Lack of Exercise: Living an inactive lifestyle with no exercise means you burn fewer calories, allowing fat to build up easily.
• Low Muscle Mass: If your body has very little muscle, your resting metabolism can slow down, making fat storage more likely.
• Diabetes or Insulin Resistance: Health conditions like these can also cause your subcutaneous fat levels to rise.

Health Risks of Excess Subcutaneous Fat.

As we mentioned, having a normal amount of subcutaneous fat is healthy and protective. But when you have too much of it, it can signal trouble. Remember, high subcutaneous fat often accompanies high visceral fat, which brings serious health risks:

• Certain Cancers: Excess body fat is linked to an increased risk of developing specific types of cancer.
• Fatty Liver Disease: This happens when fat builds up in your liver cells, impairing its normal function.
• Gallbladder Diseases: Conditions like gallstones and inflammation of the gallbladder can occur.
• Heart Disease: Excess weight puts extra strain on your heart and cardiovascular system.
• Hypertension: Your blood pressure rises because blood has to push harder through your blood vessels.
• Kidney Disease: Over time, excess weight can damage your kidneys and lower their filtering ability.
• Osteoarthritis: Extra weight puts heavy pressure on your joints, causing pain, swelling, and stiffness.
• Sleep Apnea: Breathing can become irregular or briefly stop while you sleep.
• Stroke: Blocked or burst blood vessels leading to the brain can cause sudden medical emergencies.
• Type 2 Diabetes: High blood sugar levels develop because your body stops using insulin properly.

How to Know Your Subcutaneous Fat Percentage.

Roughly 90 percent of total body fat in most people is subcutaneous fat. This the remaining 10 percent is visceral fat. You can get a general idea of your body fat at home using a few simple methods:

• Body Mass Index (BMI): BMI checks if your weight matches your height. A BMI between 25 and 29.9 is considered overweight, while a BMI of 30 or higher points to obesity. You can always talk to your doctor for a precise review.
• Waist Circumference: Wrap a tape measure around your waist just above your hip bones, usually level with your belly button. A measurement over 35 inches for women or over 40 inches for men signals a health risk.
• Waist-to-Height Ratio: Divide your waist measurement in centimeters by your height in centimeters. A healthy ratio should not be greater than 0.5.

Simply put, your waist width should be less than half of your height.

While these home measurements give you a helpful guide, visiting a doctor is always best for an accurate assessment.

How to Reduce Subcutaneous Fat.

The most important secret is maintaining a healthy lifestyle. Adopting a fat-burning diet and an active exercise routine will help you lower your subcutaneous fat levels over time. also, getting enough sleep and managing your stress levels are vital steps in this journey.

• Dietary Habits:
  • Try to eat fewer calories than your body burns each day.
  • Fill your plate with lean proteins (fish, chicken, egg whites), whole grains (brown rice, millet, oats), low-fat dairy, fruits, and vegetables. Protein helps you feel full longer.
  • Cut back on processed carbohydrates like white bread, white rice, and noodles, as well as added sugars, excess salt, and red meat.

• Exercise Routine:
  • Your body stores energy in subcutaneous fat. To use that energy up, you need to burn calories through movement.
  • Great calorie-burning workouts include:
    • Aerobic Activity: Fast walking, running, cycling, and swimming.
    • Strength Training: Lifting weights to build muscle.
    • Cardio Workouts: High-energy heart-pumping routines.
    • High-Intensity Interval Training (HIIT): Alternating short bursts of maximum effort with brief rest periods.

Aim for at least 30 minutes of exercise that makes you sweat, five days a week, for the best results.

• Get Good Sleep:
  • When you lack sleep, hunger hormones spike, making you crave high-carb and high-calorie foods.
  • Avoid looking at phones or tablets right before bed, and try not to eat heavy meals late at night.
• Manage Stress:
  • High stress triggers your body to produce a hormone called cortisol. Excess cortisol can make it harder to lose weight by signaling your body to hold onto extra fat.
  • Practices like meditation, yoga, listening to calming music, or picking up a relaxing hobby can help lower your stress.

When Should You See a Doctor?

Staying informed about your health by talking to a doctor regularly is very important. Your doctor can check your body fat percentage and monitor your subcutaneous fat levels.

If your home measurements like BMI or waist size show that your fat levels are higher than recommended, schedule a visit with your doctor. They can discuss your health risks and recommend a safe diet and exercise plan tailored just for you.

Take-Home Message.

Subcutaneous fat is the natural layer of fat sitting right beneath your skin. While a certain amount is necessary, having too much of it can point to higher levels of dangerous visceral fat inside your body, increasing your health risks.

The good news is that you can manage it. By following a healthy diet and exercising regularly, you can burn extra calories and reduce your subcutaneous fat. If you feel you are carrying excess weight, speak with a doctor for professional guidance.

References & Sources:

• Cleveland Clinic. (2023). Subcutaneous Fat vs. Visceral Fat: What's the Difference?
• Mayo Clinic. (2022). Belly fat in men: Why weight matters and how to manage it.
• NHS UK. (2023). How to lose weight safely and keep it off.
• Centers for Disease Control and Prevention (CDC). (2023). Assessing Your Weight and Health Risk.
• National Institutes of Health (NIH) / PubMed. (2021). Physiological roles of subcutaneous adipose tissue.