Baltimore, Maryland - When a battlefield explosion injures a soldier’s face or neck, the critical air passage between the head and lungs often becomes blocked, which can lead to brain damage and death within minutes.

Memphis, Tennessee - The H5 avian influenza A virus that devastated North American poultry farms in 2014-15 was initially spread by migratory waterfowl, but evidence suggests such highly pathogenic flu viruses do not persist in wild birds. St. Jude Children’s Research Hospital led the research, which appears online this week in the Proceedings of the National Academy of Sciences.

Rochester, Minnesota - When someone is diagnosed with Alzheimer's or a related dementia, we may silently hope that the diagnosis is incorrect or that somehow they will defy the odds and not get any worse. We hope that a drug is available that will fix the problem or that a new drug will come to market at any moment. But, as time goes on, this hope fades.

Rochester, Minnesota - You and your baby are not alone. Fussiness is common and can be a normal part of infant behavior. In general, there’s no harm in giving your baby gas drops if they seem to help. It’s likely her frequent fussiness will fade over time without additional treatment.

Rochester, Minnesota - There is no one test that can be used to diagnose Alzheimer’s disease. But, based on an assessment of symptoms, along with a variety of tests and exams, Alzheimer’s often can be identified in its earliest stages. Seeking medical attention as soon as Alzheimer’s symptoms become noticeable is key to a prompt diagnosis.