The National | Jan 5, 2013 | 3:17

    What we recall

    Memories might seem permanent and fixed, but scientists are discovering that a memory changes every time you think about it. Kelly Crowe reports.

    Now Playing on CBC Radio Help Refresh

    Live audio streams for phones and tablets: Radio One and CBC Music (Radio 2, Radio 3 and more)

    CBC Radio One

    Listen Live Ottawa change

    CBC Radio 2

    Listen Live Eastern change

    CBC Radio 3

    Listen Live Radio 3
    The National - Beauty mythsAug 24, 2015 | 2:24The National Beauty myths Video
    The National Beauty myths Aug 24, 2015 | 2:24Beauty products promise cellular renewal, protein stimulation, and anti-inflammatory effects, but if they could do that, you wouldn't be able to buy them as easily
    The National - Child obesityAug 25, 2015 | 1:53The National Child obesity Video
    The National Child obesity Aug 25, 2015 | 1:53Why experts call for more prevention efforts
    The National - Promising Alzheimer's researchAug 27, 2015 | 2:05The National Promising Alzheimer's research Video
    The National Promising Alzheimer's research Aug 27, 2015 | 2:05Quebec researchers have found a link between that disease and fatty deposits in the brain
    The National - Dementia numbersAug 20, 2015 | 2:09The National Dementia numbers Video
    The National Dementia numbers Aug 20, 2015 | 2:09Education, therapies could reduce the risk but few believe it will eradicated
    The National - Fentanyl overdoses and deathsAug 17, 2015 | 2:35The National Fentanyl overdoses and deaths Video
    The National Fentanyl overdoses and deaths Aug 17, 2015 | 2:35Fentanyl's popularity has risen as the availability of other opiates such as OxyContin and oxycodone has declined
    The National - Medical research community shocked by federal cutsAug 13, 2015 | 2:26The National Medical research community shocked by federal cuts Video
    The National Medical research community shocked by federal cuts Aug 13, 2015 | 2:26Physician-scientists are an elite group of doctors with the ability to make new and potentially life-saving discoveries
    The National - Astronomical drug priceJun 24, 2015 | 18:45The National Astronomical drug price Video
    The National Astronomical drug price Jun 24, 2015 | 18:45An exploration into the forces behind the price of one of the world's most expensive drugs
    The National - The real cost of the world's most expensive drugJun 24, 2015 | 18:06The National The real cost of the world's most expensive drug Video
    The National The real cost of the world's most expensive drug Jun 24, 2015 | 18:06Soliris is a life-saving drug, with a half a million dollar price tag. Patients are fighting the government to foot the bill, but not challenging the drug company to lower the price.
    The National - Vitamins for healthAug 17, 2015 | 2:41The National Vitamins for health Video
    The National Vitamins for health Aug 17, 2015 | 2:41How much value do they have for the average person?
    The National - Stroke signsJun 4, 2015 | 2:23The National Stroke signs Video
    The National Stroke signs Jun 4, 2015 | 2:23Why the message to get help quickly when signs of stroke occur isn't always getting through
    The National - The science of addictive foodsMar 6, 2013 | 11:12The National The science of addictive foods Video
    The National The science of addictive foods Mar 6, 2013 | 11:12Health reporter Kelly Crowe takes us behind the science of making junk food so irresistible to us.
    The National - Superfoods overvalued, says dietitianJul 27, 2015 | 2:21The National Superfoods overvalued, says dietitian Video
    The National Superfoods overvalued, says dietitian Jul 27, 2015 | 2:21Does kale live up to its marketing?
    The National - Playing to treat autismApr 6, 2012 | 11:49The National Playing to treat autism Video
    The National Playing to treat autism Apr 6, 2012 | 11:49Brain scans show how play helps autistic children become more social
    The National - Lyme disease cases on the rise in several provincesAug 1, 2015 | 2:45The National Lyme disease cases on the rise in several provinces Video
    The National Lyme disease cases on the rise in several provinces Aug 1, 2015 | 2:45Doctors and patients are struggling to find a treatment, Thomas Daigle reports
    The National - Music under the knifeAug 12, 2015 | 2:02The National Music under the knife Video
    The National Music under the knife Aug 12, 2015 | 2:02Research review shows the power of music to help manage surgical pain

    1 of 34