Underweight Health Risks, Causes, Symptoms and Treatment

What’s Being Underweight Actually Means?

Underweight and overweight both are completely different. If you are underweight you might need some nutrition and healthy components to build bones skin and hair.

There are many causes of having underweight. It could be a medical illness are having a genetic problem.

There are many fruits and vegetables available to gain weight.

In this article, we will talk about what is underweight and what are the Underweight Health Risks, Causes, Symptoms and Treatment.

It is bad for your health to be underweight. If you are concerned about your health, find out what you can do.

A weakened immune system and fragile bones can be caused by being underweight, which can lead to fatigue and a feeling of being tired.

BMI Healthy Weight Calculator can help you determine if you are underweight. It will show you your body mass index (BMI).

Your BMI should be below 18.5. This indicates that you may have a low weight.

Talk to your doctor if you are concerned about someone you know who is underweight. They can offer advice and help.

How To Calculate Underweight?

The Centres of Disease Control and prevention talk about overweight and underweight. Their component most of the people to check their body mass index (BMI) to calculate their actual underweight ratio.


What is Body Mass Index(BMI)?

Body Mass Index or BMI is used to calculate a person’s weight in kilograms divided by the square of height in meters.

This is calculated by a special calculator. One of the major reasons for using this is to calculate their weight to their height.

For Example:

If a person has 170 pounds weight and if he is tall then it’s not mean he is overweight.

This special kind of machine will calculate their actual overweight.

To check the BMI of any person you can use the adult BMI calculator.

The range for BMI include the following factors

  • Underweight: less than 18.5
  • Overweight: 25.0 to 29.9
  • Normal/Healthy Weight: 18.5 to 24.9
  • Obese: 30 or Higher

Note: This calculation will be slightly different for different people like athletes.

BMI Healthy Weight Calculator

Why are you Underweight?

Think about the reasons you might be underweight if you have been told by the healthy weight calculator. Have you ever:

  • Felt unwell? Your low weight could be due to a medical condition, such as an overactive thyroid.
  • Are you finding it hard to find the time to eat a healthy and balanced diet?
  • Perhaps you have lost your appetite because of stress or worry?
  • Are you trying to lose weight

Eating Disorders:

An eating disorder is a condition where you are anxious about food or have low self-esteem.

Talk to someone you trust if you suspect you might have an eating disorder. Consider speaking to a GP.

What are the Risks of Being Underweight?

As overweight cause different problems like this underweight can cause many health problems and we not aware from this.

Most people are facing these side effects of symptoms of being underweight.


Osteoporosis is the disease of weakens bones and looks like it will break if we touch. According to the research from 2016 most women’s causes this problem.


Skin, Hair or Other Body Parts Problem:

One of the major causes of being underweight is skin and other body problems. Sometimes our hairs start following, having dry skin or having dental problems.

These are the major causes and symptoms of being underweight.

Frequently Sick:

Due to not having enough energy for your body and your body fail to fight infections frequent sick and illness.

This major cause of being underweight is due to getting sick frequently because of not properly maintaining diet and health.

Tired all the Time:

If you are getting tired all the time then this is the symptom of being underweight. Getting tired is due to not properly having enough Calories and energy for your body.

You must eat calories rich food to get more energy and power.


Having low blood or frequent headaches and dizziness are the common cause.


Irregular Periods:

Irregular periods are not having regular periods are a dangerous sign of underweight in women.

Most of the women feel that they have no periods at the end of the month and found their menstruation is stopped now.

If this problem increase this can cause infertility.

Irregular Period Causes

Premature Births:

A study published in An International Journal of Obstetrics & Gynaecology A woman who is pregnant but is underweight is more likely to have pre-term labor. This means that she could have a baby before 37 weeks.

Slow Growth or Impaired Growth:

For young people to develop and maintain healthy bones, they need nutrition. A person might not grow as well if they are underweight or don’t get enough calories. This is called a “Failure of Thrive” by doctors.

Here Are Some Tips to Increase Your Calorie Intake:

Eat healthy, high-energy foods if you want to gain weight. Here are some ideas:

  • Breakfast porridge with whole (full fat) milk and chopped fruit or raisins sprinkled over top. Or eggs on toast
  • Make milkshakes at home to take to work or school. For extra calories and protein, add milk powder to your milkshakes.
  • A jacket potato with tuna or baked beans on top is a healthier option. It contains protein and energy-giving starchy carbs.
  • A great snack that is high in energy is peanut butter on toast
  • High in energy, yoghurts and milky desserts like rice pudding are good options.
  • Unsalted nuts.

Even though fruit juices, smoothies, and vegetable juices count towards your 5-A-Day, you should limit them to a maximum of 150ml per day.

Some Tips to Increase Your Calorie Intake 1

Some Tips to Increase Your Calorie Intake

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