Top answers from doctors based on your search:
Disclaimer

low body weight

A female asked:
Dr. Norma jo Waxman
32 years experience in Family Medicine
Depends on height : Please check pnline for a BMI chart. Usually a BMI under 18 or 19 is underweight

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:

Ask doctors free
Personalized answers
Free
Talk to a doctor
Unlimited visits
$10/month
A 36-year-old male asked:
Dr. Heidi Fowler
24 years experience in Psychiatry
Low weight.: Body mass index (BMI) uses a man or woman’s height & weight to estimate body fat. Many consider a BMI of less than 18.5 kg/ m2 to be underweight.
A 9-year-old male asked:
Dr. Robert Pearson-Martinez
19 years experience in Pediatric Cardiology
Hard to know: Cah sometimes presents in boys with poor wt gain in early infancy. It sounds like your son may have failed the newborn screen, but then was found not ... Read More
1
1 thank
A 47-year-old member asked:
Dr. Padmavati Garvey
29 years experience in Obstetrics and Gynecology
Need more info: It depends on exactly what your weight is for your height and how and what you were eating during the pregnancy.
A 24-year-old male asked:
Dr. Robert Killian
27 years experience in General Practice
Estrogen: Yes. Of course. Fat cells make excess estrogens. Estrogens block testosterone production.
1
1 thank
A 52-year-old member asked:
Dr. Howard Tay
30 years experience in Urology
Testosterone: The amount of body fat can influence the ratio between testosterone and estrogen in your body. Adipose tissue (fat) has the ability to convert testos ... Read More
1
1 comment
5
5 thanks
A 48-year-old member asked:
Dr. Tariq Niazi
42 years experience in Orthopedic Surgery
The same volume of -: muscle will be heavier than fat, so if you are building muscles, you may not see much weight reduction. You might be looking at your bulging muscles a ... Read More
5
5 thanks
A 53-year-old member asked:
Dr. Anne Russo
13 years experience in General Practice
No: Symptoms of iron deficiency anemia: *extreme fatigue *pale skin *weakness *shortness of breath *headache *dizziness or light headedness *cold ... Read More
A 39-year-old member asked:
Dr. Kenneth Foreman
27 years experience in Bariatrics
Resistance Exercise: For people who are at an acceptable weight but want to lose a little around the middle, increasing physical activity can help. Resistance training is ... Read More
1
1 thank
A 44-year-old member asked:
Dr. Madhu Kandarpa
8 years experience in Nephrology and Dialysis
Sodium excretion: Due to loss in sweat.
A 61-year-old male asked:
Dr. James Lin
Dr. James Lin answered
50 years experience in Urology
Here are some...: Low-T may happen to some men but rarely exist and stand alone; it's not directly related with emotion & BW but in conjunction with many healt ... Read More
1
1 comment
1
1 thank
A 33-year-old male asked:
Dr. Romanth Waghmarae
38 years experience in Pain Management
Weight loss: Its a combination of diet - avoid fried foods, carbohydrates (rice/chips etc..) avoid sweets. Eat high protein (soy), lots of greens (preferably steam ... Read More
13
13 thanks
A 46-year-old member asked:
Dr. David Sneid
40 years experience in Endocrinology
No, but: Weight gain can cause your body to have to lower your glucose and produce symptoms you think are due to low glucose -- when they're only a return to n ... Read More
A 35-year-old male asked:
Dr. Robert Kwok
32 years experience in Pediatrics
See Dr., then eat...: If one is truly underweight (based on height, family background, and body type), a Dr. can evaluate for a hormonal, digestive, or other disorder. If n ... Read More
A 38-year-old member asked:
Dr. Allen Seely
30 years experience in General Practice
Probably TOO LOW: If your weight is 150# & 15# is fat, then 10% body fat classification women (% fat) men (% fat) essential fat 10-12% 2-4% athletes ... Read More
3
3 thanks
A 58-year-old female asked:
Dr. Mark Kuhnke
39 years experience in General Surgery
Not directly: A high potassium level in and of itself won't cause a weight gain. However, if potassium level is high due to poor kidney function, weight gain could ... Read More
2
2 thanks
A 38-year-old male asked:
Dr. Alan Feldman
40 years experience in Endocrinology
Yes: In order to have a high BMI and low body fat, you would have to have more muscle. More muscle is good for health. Body builders typically have highe ... Read More
1
1 thank
A 36-year-old female asked:
Dr. Thomas Namey
47 years experience in Rheumatology
None.: Exercise adds muscle and tones you. It will help lose weight all over. The best way of losing abdominal weight is to avoid carbs and sugars, together ... Read More
A 37-year-old member asked:
Dr. PAUL EUN
Dr. PAUL EUN answered
37 years experience in Obstetrics and Gynecology
Yes: If her body weight is low enough to cause menstrual abnormality, then her chance of getting pregnancy will decrease.
1
1 thank
A 53-year-old member asked:
Dr. Matthew St. Laurent
28 years experience in Bariatrics
Resistance training: Muscle weighs more than fat so as one gains muscle and becomes more lean with resistance training they may lose less overall weight. Most likely if yo ... Read More
5
5 thanks
A 26-year-old male asked:
Dr. Steven Charlap
36 years experience in Holistic Medicine
Yes, lose weight: Testosterone is a fat soluble hormone. When you lose weight, your blood levels of testosterone will increase so get on a healthy diet and exercise an ... Read More
A 39-year-old member asked:
Dr. Heidi Fowler
24 years experience in Psychiatry
Not well.: That would not be the best approach for most people. Balanced diet to include at least 8 - 8 oz glasses of water per day; at least 5 servings of vegg ... Read More
A 23-year-old female asked:
Dr. Milton Alvis, jr
40 years experience in Preventive Medicine
MostlyMarketing, not: health. Best learn how to eat foods not highly processed for profit, addiction, convenience (ie most low fat foods). Healthy human foods are high satu ... Read More
A 42-year-old member asked:
Dr. Philip Kern
42 years experience in Endocrinology
Many methods: There are many methods, with varying accuracy. Bmi is simply wt/ht(2). A simple method for %fat is impedance, and trainers often use them. Gold stan ... Read More
A 61-year-old male asked:
Dr. Alvin Lin
Dr. Alvin Lin answered
29 years experience in Geriatrics
Low testosterone: Hypogonadism (low testosterone aka low T) is a constellation of symptoms (http://www.mayoclinic.org/diseases-conditions/male-hypogonadism/basics/sympt ... Read More
1
1 thank
A 52-year-old female asked:
Dr. Stevan Cordas
56 years experience in Internal Medicine
Low weight: No, low body does not cause this but you obviously have both. See a doc. You may have migraines.

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:

Ask doctors free
Personalized answers
Free
Talk to a doctor
Unlimited visits
$10/month