15 Views Can Venous Insufficiency be Cured? Dr. Caroline Novak Explains
Spider veins and varicose veins are visible symptoms of a deeper condition called Chronic Venous Insufficiency.
Post date : 2020-01-11 14:26 Posted by : haroldmehta
16 Views The past, present and future of nicotine addiction
Tobacco use remains the leading cause of preventable disease and death in the United States, killing more people each year than alcohol, AIDS, car accidents, illegal drugs, murder and suicide combined. Follow health policy expert Mitch Zeller into the murky depths of the tobacco industry as he details the sordid history of nicotine addiction -- and invites us to imagine a world where policy change helps stop people from becoming addicted in the first place.
Post date : 2020-01-09 02:53 Posted by : peter88
15 Views The search for dark matter — and what we've found so far
Roughly 85 percent of mass in the universe is "dark matter" -- mysterious material that can't be directly observed but has an immense influence on the cosmos. What exactly is this strange stuff, and what does it have to do with our existence? Astrophysicist Risa Wechsler explores why dark matter may be the key to understanding how the universe formed -- and shares how physicists in labs around the world are coming up with creative ways to study it.
Post date : 2020-01-09 02:52 Posted by : peter88
16 Views Could a breathalyzer detect cancer?
How is it that a breathalyzer can measure the alcohol content in someone's blood, hours after they had their last drink, based on their breath alone? And could we use this same technology to detect disease by analyzing a person's breath, without having to use more invasive diagnostic tools like biopsies, blood draws, and radiation? Julian Burschka details the complicated process. [Directed by Cabong Studios, narrated by Addison Anderson, music by Matheus Wittmann].
Post date : 2020-01-09 02:50 Posted by : peter88
14 Views The urgent case for antibiotic-free animals
The UN predicts that antimicrobial resistance will be our biggest killer by 2050. "That should really scare the hell out of all of us," says bioprocess engineer Leon Marchal. He's working on an urgently needed solution: transforming the massive, global animal feed industry. Learn why the overuse of antibiotics in animal products, from livestock feed to everyday pet treats, has skyrocketed worldwide -- and how we can take common-sense measures to stave off a potential epidemic.
Post date : 2020-01-09 02:47 Posted by : peter88
18 Views The secret weapon that let dinosaurs take over the planet
We've all heard the theories on how the dinosaurs died -- but why did they come to dominate the earth for so long in the first place? (Hint: it has nothing to do with their size, speed, spikes or fantastic feathers.) Travel back in time to 200 million years before their extinction with paleontologist Emma Schachner for a breath of fresh air on dinosaur history.
Post date : 2020-01-09 02:44 Posted by : peter88
17 Views The mysterious life and death of Rasputin
On a night in 1916, Russian aristocrats set a plot of assassination into motion. If all went as planned, a man would be dead by morning, though others had already tried and failed. The monarchy was on the brink of collapse, and they believed this man was the single cause of it all. Who was he, and why was he to blame for the fate of an empire? Eden Girma explores the life of the notorious Rasputin. [Directed by Hype CG, narrated by Addison Anderson, music by Gabriel Maia].
Post date : 2020-01-09 02:42 Posted by : peter88