One Dose of Antidepressant Changes Brain Connections, Study Says

THURSDAY, Sept. 18, 2014 (HealthDay News) -- Just a single dose of a common antidepressant can quickly alter the way brain cells communicate with one another, early research suggests.

FDA Panel: Limit Testosterone Drug Use

THURSDAY, Sept. 18, 2014 (HealthDay News) -- There is little evidence that testosterone replacement therapy effectively treats normally sagging levels of the hormone in aging American males, a U.S. Food and Drug Administration advisory panel said Wednesday.

Research Shows Possible Neurological Patterns for PTSD Symptoms

THURSDAY, Sept. 18, 2014 (HealthDay News) -- Imaging technology has shed new light on how certain symptoms of post-traumatic stress disorder (PTSD) manifest in the brain, according to a new study.

Are Migraines in Middle Age Tied to Raised Parkinson's Risk Later?

WEDNESDAY, Sept. 17, 2014 (HealthDay News) -- Migraines in midlife may be associated with increased odds of developing Parkinson's disease or other movement disorders in later years, new research suggests.

FDA to Probe Testosterone Therapy Claims, Safety

TUESDAY, Sept. 16, 2014 (HealthDay News) -- The U.S. Food and Drug Administration is focusing on the "Low T" fad, questioning whether the boom in testosterone replacement therapy is helping or harming the health of aging American males.

Blood Pressure Seems to Stay Lower Longer in Fitter Men

MONDAY, Sept. 15, 2014 (HealthDay News) -- Aerobic exercise leading to strong heart fitness can delay a man's onset of age-related high blood pressure by nearly a decade, a new study suggests.

Heart Docs Don't Recommend Routine ECGs for Young Athletes

MONDAY, Sept. 15, 2014 (HealthDay News) -- U.S. heart experts recommend doctors use a 14-point checklist rather than an electrocardiogram (ECG) when evaluating young people for underlying heart disease that could result in sudden cardiac arrest.

Study Sees Differences in Brain Connections of Kids With ADHD

MONDAY, Sept. 15, 2014 (HealthDay News) -- Key connections between brain networks seem to mature more slowly in young people with attention deficit hyperactivity disorder (ADHD), according to a new study.

Heart Attack Patients Face Greater Death Risk if Any Treatment Step Missed: Study

MONDAY, Sept. 15, 2014 (HealthDay News) -- People who've had a heart attack are at greater risk of death if even one of nine critical steps in their treatment is missed, according to a new study.

Not Everyone With Alzheimer's-Linked Protein Develops Dementia: Study

MONDAY, Sept. 15, 2014 (HealthDay News) -- The human brain may have a way to compensate for the build-up of a destructive protein associated with Alzheimer's disease. That could help explain why some older people who have beta-amyloid deposits do not develop dementia, California researchers report.