Health & Medicine News — ScienceDaily

High-Speed Microscope Captures Fleeting Brain Signals

Neuroscientists can now capture millisecond electrical changes in neurons in the cortex of an alert mouse, allowing tracing of neural signals, including subthreshold events, in the brain. The new … read more

Parental Diet Affects Sperm and Health of Future Offspring

When parents eat low-protein or high-fat diets it can lead to metabolic disorders in their adult offspring. Now, an international team has identified a key player and the molecular events underlying … read more

Understanding How COVID-19 Affects Children Vital to Slowing Pandemic, Doctors Say

Though COVID-19 so far appears to be largely sparing children, researchers are cautioning that it is critical to understand how the virus affects kids to model the pandemic accurately, limit the … read more

Public Health Leadership Paramount to Emerging Coronavirus Pandemic

In the 1960s, public health officials led the US and worldwide efforts that resulted in smallpox becoming the first human disease ever eradicated from the face of the earth. Researchers say … read more

Populations Most at Risk of Opiate Addiction

Researchers found that white males ages 30 to 39 were most at risk of fatal overdoses in Ohio. The study also identified 12 clusters in the state where overdose rates were … read more

‘Sushi Parasites’ Have Increased 283-Fold in Past 40 Years

A new study finds dramatic increases in the abundance of a worm that can be transmitted to humans who eat raw or undercooked seafood. Its 283-fold increase in abundance since the 1970s could have … read more

New COVID-19 Info for Gastroenterologists and Patients

An article outlines key information gastroenterologists and patients with chronic digestive conditions need to know about COVID-19, or … read more

Could Disease Pathogens Be the Dark Matter Behind Alzheimer’s Disease?

Researchers discuss the idea that bacteria, viruses or other infectious pathogens may play a role in Alzheimer’s … read more

Using ‘Organs-on-a-Chip’ to Model Complicated Diseases

Biological engineers have created a multitissue model that lets them study the relationships between different organs and the immune system on a microfluidic chip seeded with human cells. With this … read more

Ball-and-Chain Inactivation of Ion Channels Visualized by Cryo-Electron Microscopy

Ion channels, which allow potassium and sodium ions to flow in and out of cells, are crucial in neuronal ‘firing’ in the central nervous system and for brain and heart function. These … read more

Bacteria Cause Problems for Genetic Research

A puzzling modification of DNA that is typical in bacteria does not occur in humans or other mammals. This has been shown in a new study. The study shows that findings from the epigenetic marker 6mdA … read more

A New Window Into Psychosis

A recent study in mice led a team of researchers in Japan to believe that psychosis may be caused by problems with specialized nerve cells deep within the brain, as well as a certain kind of learning … read more

New Technique ‘Prints’ Cells to Create Diverse Biological Environments

With the help of photolithography and programmable DNA, researchers have created a new technique that can rapidly ‘print’ two-dimensional arrays of cells and proteins that mimic a wide … read more

Maggot Analysis Goes Molecular for Forensic Cases

Maggots on a dead body or wound can help pinpoint when a person or animal died, or when maltreatment began in elder, child care or animal neglect cases. However, the current process for making this … read more

How to Manage Cancer Care During COVID-19 Pandemic

Experts share lessons learned from early experiences treating people with cancer during COVID-19 … read more

Music as Medicine? 30 Minutes a Day Shows Benefits After Heart Attack

Listening to music can be enjoyable, but is it also good for your heart? Patients who suffered episodes of chest pain soon after a heart attack, known as early post-infarction angina, had … read more

Getting Too Little — Or Too Much — Sleep May Be Bad for the Heart

Compared with people who slept for longer or shorter periods of time, those who reported sleeping seven or eight hours a night had significantly less evidence of stiffness in their arteries, … read more

To Reap Heart Benefits of a Plant-Based Diet, Avoid Junk Food

A new study suggests that people following a plant-based diet who frequently consumed less-healthful foods like sweets, refined grains and juice showed no heart health benefit compared with those who … read more

‘Natural Killer’ Cells Could Halt Parkinson’s Progression

Researchers have found that ‘natural killer’ white blood cells could guard against the cascade of cellular changes that lead to Parkinson’s disease and help stop its … read more

An analysis of public genome sequence data from SARS-CoV-2 and related viruses found no evidence that the virus was made in a laboratory or otherwise … read more

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