Question 1

does bmi need to be below 18.5 to cause amenhorrea? or is it enough to be at the low end of the healthy  bmi range?

Accepted Answer

Its a range: There is interindividual variation in the menstrual cycle of women with low body weight. According to the WHO, a BMI of less than 18.5 kg/m2 is considered abnormally low weight for adults. Body weight below 85% of ideal body weight  is one of the diagnostic criteria for anorexia. Amenorrhea is often a sign of a health problem rather than a disease itself &amp; it has many causes.

Question 2

i went from have a bmi of 18.2 to 15.99 in six months. i'm 20 years old and i'm 5'6. i have tons of health issues, could this relate? how dangerous?

Accepted Answer

Need to see doctor.: I usually like to provide concrete answers to questions here, but your query requires some definitive testing.  There could be many metabolic, infectious, nutritional, gastrointestinal, endocrine issues causing the problem with your weight.  Your BMI is dangerously low.  You need to initiate a local work-up with a doctor right away.  Please.

Question 3

what is a healthy bmi?

Accepted Answer

BMI is 18.5 to 24.9: BMI: Underweight: Your BMI is less than 18.5. Healthy weight: Your BMI is 18.5 to 24.9. Overweight: Your BMI is 25 to 29.9. Obese: Your BMI is 30 or higher. I wish you well with your health!

Question 4

is bmi of 19 healthy at 19?

Accepted Answer

Normal 20-25 but..: Technically a "normal bmi is 20-25. 

But its just a number. 

A bmi of 19 has to be put into context of who you are. 

If you are healthy, happy, eating well and feel good. Then 19 should be fine.

Question 5

need help. is 19.2 a healthy bmi?

Accepted Answer

19.2 is: In the normal weight range, but there is much more to being healthy than just bmi. It's simply a calculation and doesn't state whether you're healthy or not. Discuss other health matters with your medical team.

Question 6

is a bmi of 17.8 considered healthy?

Accepted Answer

Stability is key: Certainly this is below 18.5, which is the low end of normal. However, if you have always been thin, then this is really nothing to worry about. If there are signs of eating disorders, these in themselves have significant health consequences and need to be addressed.

Question 7

what to do if i have low bmi but im healthy?

Accepted Answer

Let it be: Hi. BMI is a continuum, and if you're just below 18.5 and healthy, don't sweat it. Stay healthy!

Question 8

is a healthy male bmi the same as a female's bmi?

Accepted Answer

No: Optimal bmis for males could be in the teens (17%) while women require more body fat at around 24%, .

Question 9

my bmi is 17.5.. how  badly can this effect my health?

Accepted Answer

Significantly!: A bmi of 17.5 is very low and can be associated with many serious health risks.  Weights this low and unhealthy are usually the result of psychiatric disorders such as anorexia or bulimia, malnutrition or the result of chronic medical conditions or side effects of treatment for example chemotherapy used to treat cancer.  If your bmi is 17.5 you should seek appropriate medical care immediately!

Question 10

what is a healthy bmi for an adult female that is 5'6"?

Accepted Answer

20-24: The target bmi for an adult female is between 20 & 24 (average 22) based ofn cdc & nchs statistics.

Get Virtual Care

For Businesses

About Us

HealthTap Online Primary Care Doctors Accepting New Patients

Doctor answers about:

Is 18 bmi healthy

A member asked:

Does bmi need to be below 18.5 to cause amenhorrea? or is it enough to be at the low end of the healthy bmi range?

A member asked:

I went from have a bmi of 18.2 to 15.99 in six months. i'm 20 years old and i'm 5'6. i have tons of health issues, could this relate? how dangerous?

A member asked:

What is a healthy bmi?

A member asked:

Is bmi of 19 healthy at 19?

A member asked:

Need help. is 19.2 a healthy bmi?

A member asked:

Is a bmi of 17.8 considered healthy?

A member asked:

What to do if i have low bmi but im healthy?

A member asked:

Is a healthy male bmi the same as a female's bmi?

A member asked:

My bmi is 17.5.. how badly can this effect my health?

A member asked:

What is a healthy bmi for an adult female that is 5'6"?

HealthTap Online Primary Care Doctors Accepting New Patients

Telemedicine

Primary Care

Manage Your Conditions

Women's Health

Children's Health

Men's Health

Senior Health

Wellness, Prevention & Lifestyle

Sexual Health

Mental & Behavioral Health

Travel Medicine

Urgent Care

Didn't find what you're looking for?

More of what we treat

Allergies

Antibiotics

Asthma

High Blood Pressure

Prescriptions

Type 2 Diabetes

For Businesses

Company

Health Content

Join Us

Download HealthTap

Questions?