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Lead Poisoning Learning Center

There are many possible symptoms of lead poisoning. Lead can affect many different parts of the body. A single high dose of lead can cause severe emergency symptoms.
Source:ADAM
Date:March 14, 2009
Before scientists knew how harmful it could be, lead was widely used in paint, gasoline, water pipes, and many other products. In the early 2000s house paint is almost lead-free, gasoline is unleaded, and household plumbing is no longer made with ...
Source:Gale Encyclopedia of Children's Health
Before scientists knew how harmful it could be, lead was widely used in paint, gasoline, water pipes, and many other products. Today house paint is almost lead-free, gasoline is unleaded, and household plumbing is no longer made with lead material...
Source:Gale Encyclopedia of Medicine
Abdominal pain is pain that you feel anywhere between your chest and groin. This is often referred to as the stomach region or belly.
Source:ADAM
Date:October 7, 2009
Constipation refers to infrequent or hard stools, or difficulty passing stools. Constipation may involve pain during the passage of a bowel movement, inability to pass a bowel movement after straining or pushing for more than 10 minutes, or no bow...
Source:ADAM
Date:August 22, 2008
Constipation is an acute or chronic condition in which bowel movements occur less often than usual or consist of hard, dry stools that are painful or difficult to pass. Bowel habits vary, but an adult who has not had a bowel movement in three days...
Source:Gale Encyclopedia of Medicine
Constipation is an acute or chronic condition in which bowel movements occur less often than usual or consist of hard, dry stools that are painful or difficult to pass. Although constipation is a relative term, with normal patterns of bowel moveme...
Source:Gale Encyclopedia of Children's Health
Difficulty with producing a bowel movement, or infrequent bowel movements. Constipation, a condition that can affect the human digestive system at any stage of life, is rarely serious or chronic. Because bowel functions vary from individual to ind...
Source:Gale Encyclopedia of Childhood and Adolescence
Constipation is an acute or chronic condition in which bowel movements occur less often than usual or consist of hard, dry stools that are painful or difficult to pass. Bowel habits vary, but an adult who has not had a bowel movement in three days...
Source:Gale Encyclopedia of Alternative Medicine
Irritability is an excessive response to stimuli.
Source:ADAM
Date:November 7, 2009
Aggressive behavior is reactionary and impulsive behavior that often results in breaking household rules or the law; aggressive behavior is violent and unpredictable.
Source:Gale Encyclopedia of Children's Health
Learning disorders are academic difficulties experienced by children and adults of average to above-average intelligence . People with learning disorders have difficulty with reading, writing, mathematics, or a combination of the three. These diff...
Source:Gale Encyclopedia of Children's Health
Learning disorders are academic difficulties experienced by children and adults of average to above-average intelligence. People with learning disorders have difficulty with reading, writing, mathematics, or a combination of the three. These diffi...
Source:Gale Encyclopedia of Alternative Medicine
Learning disorders, or learning disabilities, are disorders that cause problems in speaking, listening, reading, writing, or mathematical ability.
Source:Gale Encyclopedia of Mental Disorders
Learning disorders are academic difficulties experienced by children and adults of average to above-average intelligence. People with learning disorders have difficulty with reading, writing, mathematics, or a combination of the three. These diffi...
Source:Gale Encyclopedia of Medicine
Many people with cancer experience memory changes—such as mild forgetfulness, an inability to concentrate on more than one task, or more severe memory loss—after undergoing chemotherapy or radiation treatments. In other cases, as in a person with ...
Source:Gale Encyclopedia of Cancer
Delayed growth is poor or abnormally slow height or weight gains in a child younger than age 5. See also: Short stature
Source:ADAM
Date:February 27, 2009
The ability to concentrate is a function of mental status and cognition. Impairment of the ability to concentrate can be a problem of neurologic or psychiatric origin or a combination of behavior and mentation.
Source:Healthline
Date:October 31, 2007
Impaired sensation is often a signal that there something affecting a nerve or the nervous system. Changes in sensations are often subjective and difficult to describe, that is, experienced by the patient but difficult for the provider to diagnose and treat.
Source:Healthline
Date:October 31, 2007
Pain is a universal human experience. The International Association for the Study of Pain (IASP) defines pain as "an unpleasant sensory and emotional experience associated with actual or potential tissue damage or described in terms of such damage...
Source:Gale Encyclopedia of Neurological Disorders
Pain, medically termed "nociception," is a response to noxious stimuli that is conveyed to the brain by sensory neurons . The discomfort signals actual or impending injury to the body. However, pain is more than a sensation, or the physical awaren...
Source:Gale Encyclopedia of Nursing and Allied Health
Pain is an unpleasant feeling that is conveyed to the brain by sensory neurons. The discomfort signals actual or potential injury to the body. However, pain is more than a sensation, or the physical awareness of pain; it also includes perception, ...
Source:Gale Encyclopedia of Medicine
Pain is an unpleasant feeling that is conveyed to the brain by nerves in the body.
Source:Gale Encyclopedia of Children's Health
Pain is an unpleasant feeling that is conveyed to the brain by sensory neurons. The discomfort signals actual or potential injury to the body. However, pain is more than a sensation, or the physical awareness of pain; it also includes perception, ...
Source:Gale Encyclopedia of Alternative Medicine
A headache is pain or discomfort in the head, scalp, or neck. Serious causes of headaches are extremely rare. Most people with headaches can feel much better by making lifestyle changes, learning ways to relax, and occasionally by taking medicatio...
Source:ADAM
Date:October 27, 2009
A headache is a pain in the head and neck region that may be either a disorder in its own right or a symptom HEADACHE THERAPIES Description Type Acupressure Press pointer fingers beneath cheekbones and parallel to pupils (Stomach 3) for one minute...
Source:Gale Encyclopedia of Alternative Medicine
A headache involves pain in the head which can arise from many disorders or may be a disorder in and of itself.
Source:Gale Encyclopedia of Medicine
A headache involves pain in the head that can arise from many disorders or may be a disorder in and of itself.
Source:Gale Encyclopedia of Children's Health
Headache is a pain in the head and neck region that may be either a disorder in its own right or a symptom of an underlying medical condition or disease. The medical term for headache is cephalalgia. Headaches are one of the most common and univer...
Source:Gale Encyclopedia of Neurological Disorders
Hypertension is the term used to describe high blood pressure. Blood pressure readings are measured in millimeters of mercury (mmHg) and usually given as two numbers. For example, 120 over 80 (written as 120/80 mmHg. The top number is your systoli...
Source:ADAM
Date:April 23, 2009
Blood pressure is the force with which blood pushes against the artery walls as it travels through the body. Like air in a balloon, blood fills arteries to a certain capacity—and just as too much air pressure can cause damage to a balloon, too muc...
Source:Gale Nutrition and Well-Being A to Z
Also known as high blood pressure, a condition in which too much force is exerted by the blood as it travels through the body's arteries. There are two types of hypertension: primary and secondary. Primary, or essential, hypertension is caused by ...
Source:Gale Encyclopedia of Childhood and Adolescence
Hypertension is the medical term for high blood pressure. Blood pressure is the force of blood pushing against the walls of arteries as it flows through them. Arteries are the blood vessels that carry oxygenated blood from the heart to the body's ...
Source:Gale Encyclopedia of Alternative Medicine
The National High Blood Pressure Education Program (NHBPEP) was established in 1972 by the National Institute of Health to translate research results on the health hazards of high blood pressure into clinical and public health practice. Before 190...
Source:Gale Encyclopedia of Public Health
Hypertension is high blood pressure. Blood pressure is the force of blood pushing against the walls of arteries. Arteries are the blood vessels that carry oxygenated blood from the heart to the body's tissues.
Source:Gale Encyclopedia of Children's Health
Hypertension is high blood pressure. Blood pressure is the force of blood pushing against the walls of arteries as it flows through them. Arteries are the blood vessels that carry oxygenated blood from the heart to the body's tissues.
Source:Gale Encyclopedia of Medicine
Hypertension is high blood pressure . Blood pressure is the force of blood pushing against the walls of arteries as it flows through them.
Source:Gale Encyclopedia of Nursing and Allied Health
Primary infertility describes couples who have never been able to become pregnant after at least 1 year of unprotected sex (intercourse. Secondary infertility describes couples who have been pregnant at least once, but have not been able to become...
Source:ADAM
Date:March 17, 2009
Infertility is the failure of a couple to conceive a pregnancy after trying to do so for at least one full year. In primary infertility, pregnancy has never occurred. In secondary infertility, one or both members of the couple have previously conc...
Source:Gale Encyclopedia of Alternative Medicine
Infertility is the failure of a couple to conceive a pregnancy after trying to do so for at least one full year. In primary infertility, pregnancy has never occurred. In secondary infertility, one or both members of the couple have previously conc...
Source:Gale Encyclopedia of Medicine
Infertility is the failure to conceive a pregnancy after attempting for at least one full year. In primary infertility, pregnancy has never occurred. In secondary infertility, one or both members of the couple have previously conceived, but are un...
Source:Gale Encyclopedia of Nursing and Allied Health
Joint pain can affect one or more joints. See also: Arthritis (inflammation of joints; Bursitis; Muscle pain.
Source:ADAM
Date:April 24, 2008
Mental retardation is a condition diagnosed before age 18 that includes below-average general intellectual function, and a lack of the skills necessary for daily living.
Source:ADAM
Date:November 2, 2009
(Also called sociocultural or cultural-familial retardation) Mild mental retardation attributed to environmental causes and generally involving some degree of psychosocial disadvantage. The majority of persons suffering from mental retardation fal...
Source:Gale Encyclopedia of Childhood and Adolescence
Below-average intellectual abilities that are present before the age of 18 and interfere with developmental processes and with the ability to function normally in daily life (adaptive behavior). The term mental retardation is commonly used to refe...
Source:Gale Encyclopedia of Childhood and Adolescence
Mental retardation is a developmental disability that first appears in children under the age of 18. It is defined as an intellectual functioning level (as measured by standard tests for intelligence quotient) that is well below average and signif...
Source:Gale Encyclopedia of Children's Health
Mental retardation is a developmental disability that first appears in children under the age of 18. It is defined as an intellectual functioning level (as measured by standard tests for intelligence quotient) that is well below average and signif...
Source:Gale Encyclopedia of Medicine
Mental retardation (MR) is a developmental disability that first appears in children under the age of 18. It is defined as a level of intellectual functioning (as measured by standard intelligence tests ) that is well below average and results in ...
Source:Gale Encyclopedia of Mental Disorders
Mental retardation (MR) is a developmental disability that first appears in children under the age of 18. It is defined as a level of intellectual functioning (as measured by standard intelligence tests) that is well below average and results in s...
Source:Gale Encyclopedia of Neurological Disorders
Memory loss (amnesia) is unusual forgetfulness.
Source:ADAM
Date:November 13, 2008
Memory loss can be partial or total. Most memory loss occurs as part of the normal aging process. However, memory loss may also occur as a result of severe emotional trauma or due to brain damage following disease or physical trauma. Memory loss c...
Source:Gale Encyclopedia of Alternative Medicine
Amnesia refers to the loss of memory. Memory loss may result from two-sided (bilateral) damage to parts of Memory loss may result from bilateral damage to the limbic system of the brain responsible for memory storage, processing, and recall. (Illu...
Source:Gale Encyclopedia of Medicine
Hearing loss is the total or partial inability to hear sound in one or both ears. See also: Hearing loss of aging
Source:ADAM
Date:April 13, 2009
Hearing loss is any degree of impairment of the ability to apprehend sound.
Source:Gale Encyclopedia of Alternative Medicine
Hearing loss is any degree of impairment of the ability to comprehend sound.
Source:Gale Encyclopedia of Nursing and Allied Health
Hearing begins in the womb—pregnant women have reported feeling the fetus move in response to loud noises at 31 weeks (7 weeks before full-term delivery). Newborns are sensitive to the location, frequency, pitch, and volume of sounds. Loud sounds ...
Source:Gale Encyclopedia of Childhood and Adolescence
Hearing impairment is the temporary or permanent loss of some or all hearing in one or both ears.
Source:Gale Encyclopedia of Children's Health
Hearing loss is any degree of impairment of the ability to apprehend sound.
Source:Gale Encyclopedia of Medicine
Muscle aches and pains are common and can involve more than one muscle. Muscle pain also can involve ligaments, tendons, and fascia, the soft tissues that connect muscles, bones, and organs. See also: Muscle cramps; Joint pain.
Source:ADAM
Date:May 2, 2009
Any procedure or medication that interferes with the functioning of the testes or ovaries affects fertility. The choices made before cancer treatment begins can determine whether the patient will remain fertile after treatment. Prior to deciding o...
Source:Gale Encyclopedia of Cancer
Sleeping difficulty, called insomnia, can involve difficulty falling asleep when you first go to bed at night, waking up too early in the morning, and waking up often during the night.
Source:ADAM
Date:February 6, 2008
Problem behavior is often associated with adolescence but may manifest in the very young or in adults. Delinquency, drug use, academic failure, risky sexual behavior, violence, property damage, vandalism and disregard of the rights of others are all problem behaviors.
Source:Healthline
Date:November 30, 2007
Antispasmodic drugs relieve cramps or spasms of the stomach, intestines, and bladder.
Source:Gale Encyclopedia of Medicine
Bowel movements normally occur at approximately the same time each day. The feces (stool) itself should be soft enough that it can be passed without straining.
Source:Healthline
Date:September 30, 2007
Separated sutures are abnormally wide spaces in the bony joints of the skull in an infant. See also: Sutures - ridged
Source:ADAM
Date:March 14, 2009
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