Health

3:30pm

Thu May 30, 2013

2:00pm

Thu May 30, 2013
Shots - Health News

Headed To Mars? Watch Out For Cosmic Rays

Originally published on Fri May 31, 2013 6:42 am

NASA/SDO

There was great fanfare when the Mars Science Laboratory launched in November 2011, and again when its precious cargo — NASA's Mars rover Curiosity — touched down on the red planet in August 2012.

The eight months in between had drama of their own. Curiosity was constantly bombarded with radiation as it traveled through space — high-energy protons thrown out by the sun, and galactic cosmic rays slicing through the solar system from distant supernovas.

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12:57pm

Thu May 30, 2013
Shots - Health News

Joblessness Shortens Life Expectancy For White Women

Originally published on Thu May 30, 2013 2:39 pm

Unemployment can be a health hazard.
unknown iStockphoto.com

At a time when many people live longer, it's been a mystery why white women without a high school diploma have been dying increasingly earlier those with more education.

A study in the June issue of the Journal of Health and Social Behavior tries to understand this growing mortality gap, and finds two key factors: smoking — already well known as detrimental to life expectancy — and, more surprising, unemployment.

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10:56am

Thu May 30, 2013
Shots - Health News

Immigrants Subsidize, Rather Than Drain, Medicare

Originally published on Fri May 31, 2013 6:42 am

Patients wait in line at Nuestra Clinica Del Valle in San Juan, Texas, in September 2012 file photo. A study released on Wednesday finds that immigrants, particularly noncitizens, heavily subsidize Medicare, and that policies that restrict immigration may deplete Medicare's financial resources.
Eric Gay AP

As Congress mulls changing America's border and naturalization rules, a study finds that immigrant workers are helping buttress Medicare's finances.

Immigrants contribute tens of billions of dollars a year more than immigrant retirees use in medical services.

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8:58am

Thu May 30, 2013
Shots - Health News

Misplaced Blame On Childhood Ritalin For Later Substance Abuse

Would a Ritalin prescription for a child with ADHD in 1997 foretell a substance abuse problem for an adult today?
Robert Bukaty AP

People who had ADHD in childhood are more likely to problems with substance abuse as adults.

But there's been disagreement about whether treatment of ADHD with stimulant medications like Ritalin reduces that risk or makes future problems with alcohol, nicotine and illegal drugs more likely.

The latest look finds that young adults who took stimulants as kids were no more likely to have substance abuse problems later than those who had ADHD but didn't take stimulant drugs. It's the broadest and deepest analysis yet, but it still leaves many questions unanswered.

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