An official website of the United States government
News
Preserving sperm stem cells restores fertility in mice
Scientists stored stem cells that produce sperm for months and used them to restore fertility in male mice. The approach could potentially help young ...
News
Method identifies disease-causing bacteria
A sensitive test accurately screened blood samples for the presence of any of the more than 300 bacteria known to cause disease in people.
News
How the brain keeps track of time
Researchers discovered a set of brain cells that keeps track of time in mice. The study suggests that there are separate brain circuits for recording ...
More Stories
March 1, 2022 Edition
Compound produced by bacteria protects the skin
Researchers discovered how a bacterium that lives on the skin, called S. epidermidis, helps protect the skin from water loss and damage.
Calorie restriction, immune function, and health span
A study of moderate calorie restriction in people led to the identification of a gene that is involved in improved immune and metabolic functions.
Use of melatonin supplements rising among adults
The use of melatonin supplements by adults in the United States more than quintupled between 1999 and 2018.
February 15, 2022 Edition
Poverty reduction alters infant brain activity
Cash transfers to low-income mothers led to changes in their infants' brain activity.
Identifying immune cells for personalized cancer immunotherapy
A new technique identified rare immune cells found in patients’ tumors that can recognize and potentially kill cancer cells.
COVID-19 vaccines induce immune response to Omicron
Studies found that COVID-19 vaccines elicit T cells that recognize the Omicron variant despite the many mutations in its spike protein.
February 8, 2022 Edition
Treatment for opioid use disorder in jail reduces risk of return
Men in a rural jail who received medication to treat opioid use disorder had a reduced likelihood of being arrested or returning to jail or prison after release.
Study suggests COVID-19 vaccines do not reduce fertility
COVID-19 vaccination did not reduce the chances of conception in a study of more than 2,000 couples.
February 1, 2022 Edition
Study suggests Epstein-Barr virus may cause multiple sclerosis
Infection with Epstein-Barr virus, scientists found, dramatically increased the odds of developing multiple sclerosis.
Study reveals brain networks critical for conversation
Researchers identified brain networks involved in planning responses during a conversation.
Gut cells distinguish between sugar and artificial sweeteners
Researchers found cells in the small intestines of mice that communicate with the brain and influence the preference for sugar over artificial sweeteners.
January 25, 2022 Edition
E-cigarette use may lead some to quit traditional cigarettes
Cigarette smokers who had no plans to quit were more likely to quit smoking cigarettes if they started using e-cigarettes.
COVID-19 vaccines linked to small increase in menstrual cycle length
Women who received COVID-19 vaccines had a less than one-day increase in the length of their menstrual cycles around the time of their doses.
Fiber in diet linked to cancer immunotherapy response
People who ate a high-fiber diet and didn’t use over-the-counter probiotic supplements lived the longest after immunotherapy for melanoma.
January 11, 2022 Edition
Testing ways to encourage exercise
A large nationwide study identified inexpensive interventions that boosted weekly gym visits by up to 27%.
Genetics of sudden unexplained death in children
Researchers identified genetic mutations associated with sudden unexplained death in children, or SUDC.
Experimental mRNA HIV vaccine shows promise in animals
A novel HIV vaccine using mRNA technology was safe and reduced the risk of HIV-like infection in monkeys.
December 22, 2021 Edition
2021 Research Highlights — Basic Research Insights
With NIH support, scientists across the United States and around the world conduct wide-ranging research to discover ways to enhance health, lengthen life, and reduce illness and disability. Groundbreaking NIH-funded research often receives top scien...
2021 Research Highlights — Human Health Advances
With NIH support, scientists across the United States and around the world conduct wide-ranging research to discover ways to enhance health, lengthen life, and reduce illness and disability. Groundbreaking NIH-funded research often receives top scien...
2021 Research Highlights — Promising Medical Finding
With NIH support, scientists across the United States and around the world conduct wide-ranging research to discover ways to enhance health, lengthen life, and reduce illness and disability. Groundbreaking NIH-funded research often receives top scien...
December 14, 2021 Edition
Antiviral drug shows promise against COVID-19 and RSV
A drug called 4’-fluorouridine effectively treated both COVID-19 and respiratory syncytial virus, or RSV, in animals.
Daytime meals may reduce health risks of night shift work
A small study found that eating only during the daytime prevented the high blood sugar linked to night shift work.
Viagra associated with reduced risk of Alzheimer's disease
Findings of a new study support further investigation of sildenafil as a possible treatment for Alzheimer's disease.
December 7, 2021 Edition
Cancer cells drain energy from immune cells
Researchers found that cancer cells use straw-like nanotubes to siphon mitochondria from immune cells, essentially draining their energy.
Why you feel full after eating
Researchers identified brain cells that help suppress hunger and regulate food intake. The findings may help lead to better treatments for excessive eating and obesity.
Measuring protection after COVID-19 vaccination
In people who received two doses of the Moderna COVID-19 vaccine, levels of antibodies found in the blood correlated with protection against illness.