Doctor insights on:
Addiction And Race/Ethnicity
Short answer - no!: addiction does not discriminate. However, there are physical differences such as alcohol dehydrogenase (enzyme that breaks down alcohol) between certain races that some say either protect or make one more vulnerable to addiction. There are also significant socio-cultural/racial differences that may protect against addictive disorders. ...Read moreSee 2 more doctor answers
Addiction is a primary, chronic disease of brain reward, motivation, memory, and related circuitry. Dysfunction in these circuits leads to characteristic biological, psychological, social and spiritual manifestations. This is reflected in an individual pathologically pursuing reward and/or relief by substance use and other behaviors. A person affected by addiction will be unable to consistently Abstain from use, will have Impaired Behavioral control, will have Craving or increased "hunger" for drugs or rewarding experiences, will have a Dysfunctional Emotional response, and will show diminished recognition of significant problems with their own ...Read more
?: If you live in a coal dust prone area, the incidence will be really high, compared to population living away from it. ...Read more
Millions: It is the leading killer in U.S. ...Read more
Are pyschologists/therapists affected by suicide of clients that they work with or is this part of the job?
Nature vs nurture: I'll focus on lungs. Cancer can be due to tobacco exposure., even 2nd hand Asbestos too. Emphysema can also be due to tobacco. Asthma exacerbation can be due to air borne allergens especially pollen. Smog doesn't help. Influenza outbreaks can be thought of as a result of close quarters, certainly exposure to ill. I'm sure my colleagues will come up w/more. ...Read more
Are the different types of leishmaniasis caused by different types of the same parasite? Or are they different phases caused by only one parasite?
Leishmaniasis: Leishmaniasis /is a disease caused by protozoan parasites and spread by the bite of sandflies the disease can present as cutaneous, mucocutaneous and visceral leishmaniasis.The cutaneous form presents with skin ulcers, the mucocutaneous with ulcers of skin, mouth and nose, and the visceral with skin ulcers and then with fever, low red blood cells, and a large spleen and liver. All due to same bug. ...Read more
Two reasons: The most important reason is that mental disorders are poorly understood by comparison to other condition--however much we have advanced in our understanding. And what "we" do understand is not common knowledge. The other reason is that mental disorders affect how we relate to others so that it is easy for others to see not illness but something deliberate. We have a long way to go! ...Read more
Eyes: Astigmatism is caused by changes in the cornea of the eye. The cornea functions as the watch crystal focusing light into the eye. Astigmatism is the natural changes in the cornea that is one cause of a patient needing glasses or contacts. Astigmatism can be measured by special computers in your eye doctors office! ...Read moreSee 1 more doctor answer
Generally none: A few cataracts are part of rare genetics associations and some are part of certain systemic diseaes either co associated or caused by the treatment of these diseases (such as the use of systemic steroids). But most are age related, and independent of other bodily systems and so other organs will be unaffected by either the presence of the cataracts or its treatment. ...Read moreSee 1 more doctor answer
Many: Many diseases and health conditions are influenced by genes. We have the technology today to do genetic testing from the blood which will provide genetic risk factors for many diseases eg heart disease, prostate cancer in men, breast cancer in women, lung cancer, and many other diseases and cancers. ...Read more
Bipolar what causes bipolar in people? Can it be because of some dramatic experience in the past like being raped by family members?
The autonomic system: Blood pressure, heart rate, breathing rate are influenced by your emotions--i.e. Being nervous/anxious can increase heart rate/blood pressure, and breathing etc.. High anxiety state constricts blood vessels hence reducing blood flow, thus reduces erection quality. Nocturnal erections are often of good quality because your mind is relaxed, enlarging blood vessels and hence flow/erection. So, relax. ...Read more
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