Biological
- Causes of ADHD
- Highlights
- Introduction
- Causes
- Diagnosis
- Complications
- Other Disorders Associated with ADHD
Risk Factors
Gender and ADHD
ADHD is diagnosed more often in boys than in girls. Boys are more likely to have the combined type of ADHD. Girls are more likely to have the predominantly inattentive type.
Family History
ADHD tends to run in families. A child who has a parent or sibling with ADHD has an increased risk of also developing ADHD.
Environmental Factors
Some research suggests that maternal alcohol use, drug abuse, and cigarette smoking during pregnancy may lead to the development of ADHD in...
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From Our Experts
The Holy Grail of Biological Questions: Why Do We Sleep?
In this blog, I am going to deal with a question that has stumped some of the most talented researchers in the world. That should... Read more »
Biologic Medications for RA: Actemra, Rituxan, and Orencia
With nine biologic medications available to treat rheumatoid arthritis, it can be difficult knowing which to choose and how they compare. ... Read more »
More Biologic Drugs Will Be Available for Rheumatoid Arthritis
UPDATE ON BIOLOGICAL AGENTS FOR RHEUMATOID ARTHRITIS FROM THE AMERICAN COLLEGE OF RHEUMATOLOGY (ACR) ANNUAL MEETING, 2008 I recently wrote... Read more »
Can Biology Explain Panic Disorder?
Most experts agree that both biological and psychological issues are involved in panic disorder. The area of debate is around the relative... Read more »
Biologic Medications for RA: Cimzia vs. Simponi
With nine biologic medications available to treat rheumatoid arthritis, it can be difficult knowing which to choose and how they compare. ... Read more »
From Our Sources
Men must contend with biological clock, too
Today, a growing body of evidence suggests that as men get older, fertility can and does decline, while the chances of fathering a child with serious... Read more »
FTC: Generic biologic meds delay is too long
Officials at the Federal Trade Commission (FTC) say the 12- to 14-year patent-protection period given to biologic medications is too long to "promote... Read more »
Biological Link Found Between Stress, Anxiety, and Depression ...
Scientists at The University of Western Ontario say they have found the biological link between stress, anxiety, and depression. The researchers say... Read more »
Scientists create 'biological pacemaker' from stem cells
In a recent experiment in Japan, researchers were able to use stem cells taken from a type of fat tissue to correct electrical problems in the hearts... Read more »
Biologics No Better Than Older Rheumatoid Arthritis Drugs: Stu...
Disease-modifying antirheumatic drugs (DMARDs), glucocorticoids, and biologics all work to significantly reduce X-ray evidence of joint damage,... Read more »
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