Research and Development Health News

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Researchers: Protein Linked to Sudden Cardiac Death

Discovery might lead to drugs to combat disorder that causes 325,000 U.S. deaths every year

Gut Bugs May Hold Key to Weight Control, Mouse Study Suggests

Findings hint that obese people might benefit from transfer of stomach bacteria of thinner people

Antiviral Drug May Extend Brain Cancer Survival, Researchers Say

But further studies needed before recommending Valcyte for treating glioblastoma

Sleep May Aid in Brain Repair, Mouse Study Finds

Meanwhile, sleep deprivation appeared to harm brain cells

New Drug Shows Promise for Type 2 Diabetes

It appears to improve blood fat levels and may aid weight loss, researchers report

Scientists Tally Viruses Living in Mammals

They suspect at least 320,000 viruses exist, and say finding them might reduce toll of human epidemics

Spouse's Voice Easier to Tune In, Tune Out: Study

But middle-aged adults are better able to ignore the familiar voice of their spouse when asked to, researchers report

Brain Protein Is a Key to 'Senior Moments,' Study Finds

Age-related forgetfulness is caused by protein deficiency, scientists studying humans and mice say

Scientists Grow 'Model Brain' From Stem Cells

The tiny 'organoids' have many of the same tissues as nine-week-old fetal brains

New Drug Combo Helps Hard-to-Treat Hepatitis C

NIH study focused largely on black patients, who haven't fared as well with current treatments

Spinal Fluid Test May Aid Early Detection of Parkinson's Disease

New study findings also might help predict how quickly the disease will progress, researchers say

New Hope for Early Detection of Ovarian Cancer

Blood test combined with ultrasound exam may help doctors catch the 'silent killer' early

Mom's Genes May Play Part in How Children Age

Mouse study suggests mutations in maternal DNA in 'power plants' of cells mean kids may age more quickly

Scientists Make Damaged Heart Cells Healthy Again in Lab Tests

Ultimate goal is cellular 'patch' after heart attack

Experimental Treatment May Help Fight Deadly Ebola Virus

Therapy led to recovery in nearly half of study animals up to 5 days after infection

Brain-Damaged Athletes May Show Mood or Thinking Impairments First

Study adds to understanding of chronic traumatic encephalopathy

Could Blood Test One Day Predict Suicide Risk?

Levels of certain proteins may indicate vulnerability, preliminary research suggests

Controversial Theory Behind Possible MS Cause Refuted

Canadian researchers report that blocked veins in head, neck don't prompt autoimmune disease

More Drugs Show Promise in Fighting Hepatitis C

Faldaprevir and deleobuvir are part of effort to develop treatments that avoid harsh side effects

Alzheimer's Research Takes a New Turn

Study suggests that gummed-up synapses -- not plaque -- may be at the root of aging brain diseases

Ultrasound Device Might Be a Mood Booster

Experimental brain treatment seemed to help chronic pain patients in small study

Discovery May Help Pinpoint Risk of Lung Cancer Returning After Surgery

Tumors with specific cell pattern might indicate need for more extensive procedure, study suggests

Dolphins Remember for Decades, Study Finds

The unique 'signature' whistle that each dolphin uses appears to be recalled by others, even years later

New Clues to Fibromyalgia's Causes

Condition called small-fiber polyneuropathy may lie behind many cases, research suggests

Scientists ID Molecule Behind Sunburn Pain

Finding could lead to better sunblock products, researchers say

Sense of Smell Determined by Genes, Study Says

Ability to detect certain scents is highly individual, research suggests

Brain Chemistry Differs in Kids With Autism: Study

Over time, levels of chemical involved in connectivity differed from levels in children with other developmental delays

New Clues About Hot Flashes and the Brain

Scientists say findings eventually may improve treatments

Pond Scum Holds Dangers for People, Pets

Water with 'blue-green algae' can cause liver failure, and possibly death, in dogs

In Mice, Diabetes Drug Metformin Tied to Longer, Healthier Lives

Study corroborates other research showing the drug may have benefits beyond diabetes care

Study Yields Genetic Clue to Rare Lung Disease

Finding offers insight into pulmonary arterial hypertension, researchers say

Recently Emerged MERS Virus Less Infectious Than SARS: Study

But Middle East respiratory virus has high death rates among people with chronic illnesses

Breathalyzer Device Tells You When Your Workout Is Burning Fat

Paired with smartphone, prototype device helps gauge weight-loss success, developers say

Drug for Pulmonary Hypertension Shows 'Modest' Benefit in Studies

Patients on experimental drug Riociguat were able to walk up to 150 feet farther than others

Another Experimental Alzheimer's Drug Disappoints

Study of trial termination may signal end of the road for class of medications that target gamma secretase in the brain

Scientists Spot New Brain 'Pathways' Possibly Tied to Alzheimer's

Findings could point to new drug targets for dementia, although any treatment is still far away

Making Eye Donation Easier Could Help Meet Research Demand

Study found that many are willing to donate but unaware of how to do so

'Female' X Chromosome May Play Part in Sperm Production

Study suggests it's time to rethink biology's X factor

Knee Shape May Predict Who'll Benefit From ACL Surgery, Study Says

X-rays could aid decision-making, researchers note

Milk Allergy Therapy Needs More Research

Benefits of treatment that gradually increases servings may not last for some kids, long-term study finds

Researchers Focus on Eczema-Food Allergy Link

Breakdown in skin barrier that occurs with eczema could play role in food sensitivity, study says

Researchers Identify Genetic Link to Obesity in Mice

Human version of rare gene mutation also found in about 1 percent of obese people studied

Experimental 'iKnife' Tells Surgeon Whether Tissue Is Cancerous

But more research needed to see if device works in everyday practice, expert says

Scientists Detail Alzheimer's Progression, Step by Step

As researchers learn more, therapy might someday address brain changes much sooner

Scientists Create Blood Vessels in Mice Using Human Stem Cells

They say research could lead to advances in treatment of cardiovascular disease

Largest-Ever Cancer Data Set Made Public

U.S. experts say move will further drug development, treatment

2 New Alzheimer's Drugs Show Promise in Early Studies

Experts caution that expectations are low in field littered with drug failures

Sweet Tooth May Foretell of Binge Drinking, Brain Scans Show

Preference for alcohol, sugary water both show up in reward center; finding could aid future research

Type 1 Diabetes Hope: Animal-to-Human Cell Transplants

Researchers working with rodents say they're one step closer

Experimental Melanoma Vaccine Shows Promise in Study

'Personalized immunotherapy' may one day treat late-stage skin cancer