Many sperm banks do not accept donations from older men. But new research suggests outcomes of fertility treatment are dependent on sperm quality rather than the age of the donor.
A new study examines Spanish appropriateness criteria for total knee replacement surgery, in response to concerns that the surgery has become overused in the US.
People with low levels of cortisol - the 'stress hormone' - in the afternoon may be less likely to vote in US national elections, according to new research.
Negative marital interactions may increase the risk of cardiovascular disease by 8.5%, according to a new study by researchers from the University of Pittsburgh, PA.
Researchers from Georgia Tech have created a wearable computer glove that they say can teach people to read and write braille, even when their attention is elsewhere.
Increasing the feeling of being full by eating more fruits and vegetables is not an effective diet recommendation, according to a new systematic review.
Scientists are mystified by the mechanism that 'reactivates' dormant viruses such as herpes. Now, a new study suggests interactions with other infections may be responsible.
Those of us on our computers may want to take a break and head outside; new research suggests the more time spent studying and the less time outside, the higher the risk of myopia.
Researchers from Abertay University in the UK have grown mini beating human hearts in which they can induce heart disease, allowing them to test newly created drugs.
To help clinicians make best use of genome and exome sequencing, a new report offers a primer that distils the technology of the Human Genome Project down to practical tools.
Over the counter skin products for acne that contain benzoyl peroxide or salicylic acid can cause rare but serious and potentially life-threatening reactions, say FDA.
Researchers have discovered that women both with and without the BRCA1 mutation who go on to develop breast cancer share a common epigenetic signature.
In the largest review to date, researchers from the CDC found that worldwide estimates of gastroenteritis caused by norovirus are higher than previously estimated.
A new study from the CDC reveals that between 2006 and 2010, excessive alcohol use accounted for 9.8% of total deaths among American adults ages 20-64.
A new study suggests that long-term use of low-dose aspirin significantly decreases risks of developing pancreatic cancer, though researchers say aspirin use is not for everyone.
A new study led by researchers from McMaster University in Canada finds that a fungus-derived molecule - AMA - can block a gene in bacteria responsible for drug resistance.
A new piece of self-tracking equipment called Spire claims to offer something unavailable elsewhere: monitoring breathing to provide benefits for both mind and body.
A new report says outdated policies and hard marketing of fortified foods and supplements may be causing millions of American children to overdose on vitamins and minerals.
Study finds uncontrolled generators on US houseboats routinely emit carbon monoxide concentrations well above NIOSH’s immediately dangerous to life or health values.
Watching TV for 3 hours or more a day could double the risk of premature death, according to a new study. Researchers say adults should reduce TV viewing time to 1-2 hours a day.