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Keratitis and Contact Lens Use - CDC video

Misuse of contact lenses (wearing them too long, not cleaning them properly) causes 1 million eye infections/yr in US. "Contact lenses offer many benefits, but they are not risk-free. Keratitis can be a scary infection, but it is preventable if people follow healthy habits and take care of their eyes and their lenses". Some bad habits, such as sleeping with contact lenses, failing to clean and replace lens solution frequently, and letting contact lenses get wet while swimming or in the shower, greatly raises the risk for keratitis. People who wear their contact lenses overnight are more than 20 times more likely to get keratitis . http://buff.ly/1xw4iSn A few basic 'contact lens hygiene' measures can keep patients free of keratitis -- Keratitis and Contact Lens Use - CDC, YouTube:

The language of lying - TED-Ed video

From TED-Ed: We hear anywhere from 10 to 200 lies a day. And although we’ve spent much of our history coming up with ways to detect these lies by tracking physiological changes in their tellers, these methods have proved unreliable. Is there a more direct approach? Noah Zandan uses some famous examples of lying to illustrate how we might use communications science to analyze the lies themselves. Lesson by Noah Zandan, animation by The Moving Company Animation Studio. View full lesson: http://ed.ted.com/lessons/the-language-of-lying-noah-zandan

Multi-dose flu shot has only 25 mcg of mercury - most commercial fish contain 23 mcg of mercury per 8 ounces of fish

Multi-dose flu shot has only 25 mcg of mercury - most commercial fish contain 23 mcg of mercury per 8 ounces of fish http://buff.ly/11CTRPw Are multi-dose vials less expensive? Economics are a bit complicated due to wastage with multiple vials: Single versus multi-dose vaccine vials: an economic computational model http://www.ncbi.nlm.nih.gov/pubmed/20566395 Most of the Western world, apart from the US, has moved on to single vials: http://www.medscape.com/viewarticle/733986 Whenever possible, CDC recommends that single-use vials be used and that multi-dose vials of medication be assigned to a single patient to reduce the risk of disease transmission ( http://www.cdc.gov/injectionsafety/patients/syringeReuse_faqs.html ). Where to get a thimerosal/mercury-free flu shot? Many local Costco stores carry only single vials and the cost is $14.99 if no insurance is used. The availability of additional options may improve immunization rates. Search for a Costco pharmacy near you here, and cal...

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