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Doctor insights on: Why Do Some People Develop Emphysema When They Smoke While Others Do Not

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Dr. Sandra Eleczko
1 doctor shared a insight

Copd (Definition)

COPD may include chronic bronchitis, emphysema, or both. Chronic bronchitis is the production of increased mucus caused by inflammation. Bronchitis is considered chronic if you cough and produce excess mucus most days for three months in a year, two years in a row. Emphysema is a disease that damages the air sacs and/or the smallest breathing tubes in the lungs. ...Read more


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Why do some tall people have bad co-ordination when they walk while others do not?

Why do some tall people have bad co-ordination when they walk while others do not?

Happens to all: You are apparently tall yourself. Tall people have no greater incidence of bad coordination than do average or short people. This is widely distributed. Those with a lack of coordination can take training with sports medicine experts to improve that if that is important. ...Read more

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Physiologically speaking, why do some people have allergies while others do not?

Physiologically speaking, why do some people have allergies while others do not?

Immune system: It is the immune system, and it is genetically determined, we are all born with the propensity to be allergic to something at some point in our lives, which might not come at all, may be because we don't become exposed to what we would react to, anyways, our immune sydtems can tolerate certain exposures to certain limits, people differ in that threshold, hence react differently, ...Read more

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Why do allergies exist? Why do some people have allergies while others do not? Why do some allergies develop later in life?

Why do allergies exist? Why do some people have allergies while others do not? Why do some allergies develop later in life?

Immune system: It is the immune system, and it is genetically determined, we are all born with the propensity to be allergic to something at some point in our lives, which might not come at all, may be because we don't become exposed to what we would react to, anyways, our immune sydtems can tolerate certain exposures to certain limits, people differ in that threshold, hence react differently, ...Read more

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Why do some people get hangovers while other people dont?

Why do some people get hangovers while other people dont?

Dehydration: A hangover is caused by dehydration, since alcohol is a diuretic. Some people will be better hydrated than others at the end of the festivities. You can help prevent a hangover if you drink plenty of water before going to bed after drinking. ...Read more

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Why do some people want to hurt themselves when they are upset or frustrated?

Why do some people want to hurt themselves when they are upset or frustrated?

Defense Mechanism: There are a number of theories as to why a person would want to hurt themselves when they are upset or frustrated. In the act of hurting oneself the brain releases endorphins that can bring a sense of calm and/or relief from negative emotions. Hurting oneself to spare hurting another. Due to emotional trauma a person may feel numb and injury reassures their existence. Attention seeking behavior. ...Read more

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Why do some people have odor even when they shower?

Why do some people have odor even when they shower?

Bromhidrosis: Some people have apocrine glands that secrete oils that are more pronounced than others. These oils are broken down by bacteria, causing a pungent odor. ...Read more

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Why do some people sneeze very loudly, while others seem to be able to control themselves?

Why do some people sneeze very loudly, while others seem to be able to control themselves?

Each to his own: Each person has a different way to sneeze, just like each person has a different voice loudness and pitch, as well as a different cough intensity and pattern. Some of the loudness is a learned behavior as well. ...Read more

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Why do some people have the courage to say and do things they normally would not do on their own unless they "feel" someone will have their back?

Why do some people have the courage to say and do things they normally would not do on their own unless they "feel" someone will have their back?

You answered it.: You answered your question with a good answer. But then again, we are all quite different, and built with different strengths and weaknesses. Consider continuining to develop your own capacity for grace, leadership by example, and humility as a road to more peace and tolerance for your fellow knuckleheads. Boundaries can be balanced with grace and reasonable tolerance. ...Read more

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Why do some people get appendicitis while others don't?

Why do some people get appendicitis while others don't?

the lumen of the: Appendix becomes obstructed which then sets the process for appendicitis to occur. ...Read more

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Why do some people get appendicitis while others don't?

Not sure: You need to have a fecolith ( hard stool stuck in the appendix) to get acut appendicitis. Not sure why some do and others do not. ...Read more

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Why do bodybuilders have temper tantrums when people say they do not like their look?

Why do bodybuilders have temper tantrums when people say they do not like their  look?

Think about it: These people work very hard to look special. Most of them are not abusing steroids, but have a healthy, often lonely lifestyle focused on building strength. Not everyone thinks massive musculature looks nice (some might even be jealous). But do you generally put down other people's achievements? Do you tell other athletes 'It's not worth it?' Instead, why not just say 'You must work hard.' ...Read more

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Why do some people get motion sickness, but not others?

Why do some people get motion sickness, but not others?

Motion sickness: Motion sickness is due to "ocular - vestibular mismatch." the vestibular system is in the inner ear and senses position and rotation. When what the eyes see does not match what the vestibular system senses, it causes motion sickness. Some people are much more sensitive than others to this mismatch. You can reduce the issue by looking outside the boat or car. Then you have a better match. ...Read more

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Why do some people puke when they do intense exercise?

Why do some people puke when they do intense exercise?

Compensatory vagal: Intense exercise stimulates the sympathetic (catecholamine) nervous system ("fight or flight" response). Once excessive catecholamines secreted the brainstem might counterbalance with increased vagal ("parasympathetic or rest and digest" tone). Increased vagal effects can elicit the nausea/vomiting. This threshold is reached easier when one is out of shape. ...Read more

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Why do asthmatics have less air capacity than normal people even when they are not having an attack?

Why do asthmatics have less air capacity than normal people even when they are not having an attack?

Air trapping: One of the big problems with asthma is that air is trapped in the lungs. When this happens, you can breath in just as much or more than a healthy person but you can't breath all the air out. As this air collects in the lungs, the total lung volume exposed to fresh air diminishes, causing some of the symptoms of asthma. ...Read more

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Why do some people smoke if they know it causes cancer? Is it actually addictive?

Why do some people smoke if they know it causes cancer? Is it actually addictive?

Addictive: Smoking is actually addictive. The fact that people do so despite knowing the cancer and other health risks sort of proves the point that it is addictive. ...Read more

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Why do some people snore and others don't?

Why do some people snore and others don't?

Variable reasons: If your neck size is at least 17" you likely have sleep apnea as well as snore. . If you have a very high narrow palate and/or a long uvula you are more likely to snore. Also if you have nasal polyps or allergies, since you now must breathe more thru your mouth, and the longer uvula can vibrate more as the tongue can slide back in the mouth while you are asleep ANS muscles are more relaxed. ...Read more

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Why do people have allergies? How do they develop new ones?

Why do people have allergies? How do they develop new ones?

Genetic +environment: People with allergies usually have a genetic predisposition to have them and when exposed to certain environmental triggers, especially with increases in pollution levels, they develop allergies. The body develops additional allergies over time. ...Read more

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Some people don't use vaccines on themselves or their children, So what do they use when they get sick?

Some people don't use vaccines on themselves or their children, So what do they use when they get sick?

Hard to say: Some just end up burying their kids when they die or dealing with the dreaded consequences of the diseases. If they want to turn the clock back to the 1800's for their kids health care, they can do so. I look at them as just another well meaning but misinformed group.I have little to do with them and will not allow them in my office. ...Read more

Dr. Sue Ferranti
498 doctors shared insights

Emphysema (Definition)

A group of lung diseases that block airflow and make ...Read more