Some Kids With Autism Show Improvement by Age 6: Study

WEDNESDAY, Jan. 28, 2015 (HealthDay News) -- More than 10 percent of preschool-age children diagnosed with autism saw some improvement in their symptoms by age 6. And 20 percent of the children made some gains in everyday functioning, a new study found.

72,000 Cases of Public Defibrillators Failing in Past Decade, FDA Says

WEDNESDAY, Jan. 28, 2015 (HealthDay News) -- Automated external defibrillators -- the kind that are installed and ready for use in many public spaces -- can save lives when needed.

'Long Life' Gene Might Make Some Smarter, Too: Study

TUESDAY, Jan. 27, 2015 (HealthDay News) -- A gene variant believed to "wire" people to live longer might also ensure that they keep their wits about them as they age, a new study reports.

Watch Upper Number on Blood Pressure for Younger Adults: Study

TUESDAY, Jan. 27, 2015 (HealthDay News) -- Young and middle-aged adults with high systolic blood pressure -- the top number in the blood pressure reading -- may have an increased risk for heart disease, a new study suggests.

Concussions Linked to Memory Loss in Study of Retired NFL Players

TUESDAY, Jan. 27, 2015 (HealthDay News) -- Concussions may damage areas of the brain related to memory in National Football League players. And that damage might linger long after the players leave the sport, according to a small study.

Blood Transfusions During Heart Surgery May Up Pneumonia Risk

TUESDAY, Jan. 27, 2015 (HealthDay News) -- Receiving a blood transfusion during heart bypass surgery may raise a patient's risk of pneumonia, researchers report.

Insomnia Linked to High Blood Pressure in Study

MONDAY, Jan. 26, 2015 (HealthDay News) -- People with chronic insomnia may be at increased risk for high blood pressure, a new study from China suggests.

Use of Certain Allergy, Depression Meds Tied to Higher Odds for Dementia

MONDAY, Jan. 26, 2015 (HealthDay News) -- Long-term and/or high-dose use of a class of medications used for hay fever, depression and other ills has been linked in a new study to a higher risk of dementia.

ER Patients With Chest Pain May Not Always Need Heart Tests: Study

MONDAY, Jan. 26, 2015 (HealthDay News) -- For patients seen in emergency rooms solely for chest pain, noninvasive screening tests may not always predict future heart trouble, a new study suggests.

Autism Genes Vary, Even in Affected Siblings, Study Finds

MONDAY, Jan. 26, 2015 (HealthDay News) -- Siblings who share a diagnosis of autism often don't share the same autism-linked genes, according to a new study.