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Doctor insights on: Microgravity Affects On Human Physical Development

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What factors affect human growth and development?

What factors affect human growth and development?

Genetics + environ-: ment, including prenatal environment. The ongoing interaction of an infant, toddler, child or teen with his or her environment, e.g., parents, family. & community, determines his or her developmental trajectory. This transactional theory of development removes the question of nature vs. nurture. ...Read more

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Does The Amount of HGH Human Growth Hormone correlate a Person Jaw Size and Cranial Capacity?

To a limited: extent. After puberty, growth hormone secreting tumors can lead to changes in jaw and head dimensions. This is called acromegaly. Why do you ask? Hopefully you're not taking growth hormone without a medical reason, as this is stupid and dangerous. ...Read more

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Does the media's portrayal of physical perfection affect girls > women?

Does the media's portrayal of physical perfection affect girls > women?

Media image: Yes it does. Remember most of the media outlets are run by males - they want and fantasize the "perfect women" hence images you see ie in magazines, tv etc.. Are those of their perception of the perfect woman. This ultimately trickles down to the young who try to strive to look like some of those depicted "perfect women" as their idol. ...Read more

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During puberty what are the functions of testosterone vs dihydrotestosterone? Which has greater influence on sexual development, facial hair & voice?

During puberty what are the functions of testosterone vs dihydrotestosterone? Which has greater influence on sexual development, facial hair & voice?

DHT: Dht has all the masculizing effects from hormones you asked about. Testosterone on its own is anabolic and good to build muscle and wellness effects on your psyche. Dht has all the bad effects. Testosterone converts into dht. ...Read more

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Does masturbation affect the height or the process of growth ? What is the masturbation bad effects on a person's body?

Does masturbation affect the height or the process of growth ? What is the masturbation bad effects on a person's body?

No effects: Masturbation does not affect your hormone levels in a way that changes your height or growth. We don't know of any ill effects of masturbation, unless a person is obsessed about it and lets it get in the way of a normal life (in which case that person should seek care). ...Read more

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What is the normal function of human growth hormone?

What is the normal function of human growth hormone?

HGH: Read Wikipedia: Too many effects in the body. Read a comprehensive article here http://en.Wikipedia.Org/wiki/growth_hormone#gh_in_human_medicine. Review my previous answers about it. ...Read more

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Does delayed puberty affect the growth of the spine/torso?

Does delayed puberty affect the growth of the spine/torso?

Not usually as the : Same body signals fir puberty are the same for skeletal maturity/growth unless there is a medical condition or a syndrome related to the delay that may also manifest itself in terms of the spine. ...Read more

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What are the effects of genotropin (human growth hormone) growth hormone on your vision?

What are the effects of genotropin (human growth hormone) growth hormone on your vision?

None: As far as i know, excpet if the eye also gets bigger, it will become more near-sighted. ...Read more

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At what age is the human body fully developed including brain?

At what age is the human body fully developed including brain?

Later than thought: Up until a decade ago it was thought that the brain fully develops by the early 20's. More recent research from england suggests that the prefrontal cortex continues to mature into the 30s and even 40s. The prefrontal cortex undergoes the longest period of development. It is an important area of the brain for high cognitive functions such as planning and decision-making. ...Read more

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Can masturbation/ejaculation cause the early closing of growth plates, therefore affecting my final height?

No: While the time of growth plate closure is impacted my many factors, masturbation and ejaculation do not affect your final height in any way. Other myths about masturbation? It'll cause hairy palms, acne, blindness, etc. ...Read more

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What area of the brain has the greatest effect on visceral functions (e.g. heart rate and hormone production)?

What area of the brain has the greatest effect on visceral functions (e.g. heart rate and hormone production)?

Hormones: Please go online to Yahoo Images or something similar and look for images of the Pituitary Gland. There is usually a small comment with the images. Fell free to contact me again if there are things on the web you don't fully understand. You can of course also discuss these items with your doctor. ...Read more

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Does increasing/changing testosterone of the body (ex: watching porn) during boy's puberty affect his final height in the future?

Does increasing/changing testosterone of the body (ex: watching porn) during boy's puberty affect his final height in the future?

No: Not unless he is taking additional sources of hormones. Body will not produce enough of it's own to affect growth. ...Read more

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Can masturbation/ejaculation in puberty cause the early closing of growth plates, therefore affecting final height of male?

Can masturbation/ejaculation in puberty cause the early closing of growth plates, therefore affecting final height of male?

No: There is no evidence in the literature which supports this. If it were true most males would be short. If you are concerned about your height, explore other possibilities. ...Read more

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How does the age of male who is 53 and the female 27 affects reproduction. Dies it have any negative effect in the offspring?

How does the age of male who is 53 and the female 27 affects reproduction. Dies it have any negative effect in the offspring?

Aging parents : The male being older is less likely to lead to any risk for the pregnancy or the genetics of the baby. And the female being under 35 is also not likely to have any increased risk for the baby. ...Read more

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How has the study of human development evolved?

Sounds like you are: Writing a paper for a class. It really wouldn't be fair to have healthtap doctors do school assignments. There are a number of articles at this site (http://www.Nichd.Nih.Gov/pages/index.Aspx) which may provide insights. ...Read more

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Has it been determined that rabbies vaccine may affect growth and intelligence of the patient?

Has it been determined that rabbies vaccine may affect growth and intelligence of the patient?

not known: This is not a common side effect of the vaccine and considering not being vaccinatied if exposed i would consider it weighed aganist the alternative. ...Read more