World’s oldest semen still viable
Ram semen stored for 50 years has been used to successfully impregnate 34 ewes, with fertility rates as high as recently stored semen.
In study, TAVR is superior to surgery for low-risk patients with aortic valve stenosis
A large clinical trial has found that a minimally invasive procedure to replace a narrowed heart valve performed better than surgery in patients who...
Absorbable antibiotic envelope can significantly cut cardiac device infections
A research team has found that using an absorbable, antibiotic-eluting envelope when implanting cardiac devices like pacemakers and defibrillators can cut the rate of...
New cardiac pump clinically superior, safer for patients, study suggests
The study of more than 1,000 patients with severe heart failure not only confirms that the HeartMate 3™, a next-generation LVAD device, markedly reduced...
Calcium in arteries is shown to increase patients’ imminent risk of a heart attack
New research findings show that identifying the presence or absence of coronary artery calcium (CAC) in a patients' arteries can help determine their future...
Dormant viruses activate during spaceflight
Herpes viruses reactivate in more than half of crew aboard Space Shuttle and International Space Station missions. While only a small proportion develop symptoms,...
Blood flow restriction therapy may protect against bone loss following ACL reconstruction
Anterior Cruciate Ligament (ACL) reconstruction patients often face bone and muscle loss immediately following the procedure. Researchers note that combining blood flow restriction (BFR)...
Early sports specialization tied to increased injury rates in college athletes
Sixty million kids participate in organized athletics each year with ever increasing amounts of children specializing in one sport before the age of 14...
Trials testing new educational methods in schools ‘often fail to produce useful evidence’
The new study found that 40% of large-scale randomized controlled trials (RCTs) in the UK and the US failed to produce any evidence as...
A repellent odor inhibits the perception of a pleasant odor in vinegar flies
Scientists have discovered that repellent odors suppress the perception of pleasant smells. This happens because certain brain structures that respond to attractive odors are...
