Christopher Wanjek is a Live Science contributor and a health and science writer. He is the author of three science books: Spacefarers (2020), Food at Work (2005) and Bad Medicine (2003). His "Food at Work" book and project, concerning workers' health, safety and productivity, was commissioned by the U.N.'s International Labor Organization. For Live Science, Christopher covers public health, nutrition and biology, and he has written extensively for The Washington Post and Sky & Telescope among others, as well as for the NASA Goddard Space Flight Center, where he was a senior writer. Christopher holds a Master of Health degree from Harvard School of Public Health and a degree in journalism from Temple University.
-
Christina's Diagnosis: Famous Painting Gets New Look
The woman in the famous painting "Christina's World" may not have had polio, as long thought.
By Christopher Wanjek Published
-
Eye Scan May Detect Early Signs of Alzheimer's DiseaseAn eye-scan technique may detect the early signs of Alzheimer's disease, before major symptoms appear, a new report says.
By Christopher Wanjek Published
-
Scientists Find New Way to Tan or Lighten SkinGetting tan without UV rays, or lightening skin without toxic chemicals, could one day be possible thanks to a new discovery.
By Christopher Wanjek Published
-
Zap! Sparking the Brain Stimulates CreativityTranscranial direct current stimulation (tDCS) was used to stimulate an area of the brain known to be associated with creativity.
By Christopher Wanjek Published
-
Are You Impulsive? Maybe Your Brain Is to BlamePeople who seek risky thrills or act impulsively may have a thinner cortex around brain areas involved in decision making, a new study finds.
By Christopher Wanjek Published
-
Brains Scans Reveal How People with Insomnia May Be Wired DifferentlyBy Christopher Wanjek Published
-
Is 'Cat Litter' Parasite Making You a Rageaholic?People who are infected with a common parasite found in cat litter may face a higher risk of having uncontrollable bouts of rage.
By Christopher Wanjek Published
-
Brain Scans Show How Alzheimer's EmergesFor the first time, scientists have used brain scans to track the development of Alzheimer's disease in adults with no symptoms.
By Christopher Wanjek Published
-
'Overdosing' on Exercise May Be Toxic to the HeartSlackers, rejoice! You knew you were right about exercise all along, didn't you?
By Christopher Wanjek Published
-
This Sugar May Be New Weapon Against FructoseFight sugar with sugar? A new study in mice suggests it might work.
By Christopher Wanjek Published
-
Mini-Brains Allow Scientists to Study Brain DisordersScientists say they have made human "mini-brains" the size of a fly's eye that, within a year, might replace lab animal models for research on drug addiction and other neurological disorders.
By Christopher Wanjek Published
-
To Stop Brain Shrinkage, Start MovingCouch potatoes beware: Exercising in middle age may be linked with a healthier brain later on, a new study finds.
By Christopher Wanjek Published
-
Low B12 Seen in Aging, Autism and SchizophreniaA study of cadavers reveals a dramatic decrease of vitamin B12 in the brain across the ages but also among young people with autism and schizophrenia.
By Christopher Wanjek Published
-
'Water Jets' May Stem Tide of Student ObesityBy Christopher Wanjek Published
-
Baking-Soda Ingredient May Lower Risk of Premature DeathOlder people who have lower levels of bicarbonate, a main ingredient in baking soda, in their blood may be at increased risk of premature death.
By Christopher Wanjek Published
-
Mysterious Cancers of 'Unknown' Origin in Men Traced Back to HPVSome cancers are mysterious, in that doctors cannot determine where they originated. Now, it seems that some of these cancers are caused by HPV.
By Christopher Wanjek Published
-
Scientists Make Gains on 'Universal' Ebola MedicineScientists have created a treatment that they say can fight the two deadliest strains of Ebola.
By Christopher Wanjek Published
-
Suspect Science: The Top 5 Retracted Papers of 2015Here is our annual countdown of the "top five" scientific retractions in the last year, some serious, most comical.
By Christopher Wanjek Published
-
Flower Aroma Is a Honeybee's Chill PillMusic has charms to soothe a savage breast. And, it seems, flowers can calm an aggressive honeybee.
By Christopher Wanjek Published
-
Cocoa Helps Kidney Patients Stave Off Heart FailureNutrients found in cocoa may improve the heart health, a new study of patients with advanced kidney disease finds.
By Christopher Wanjek Published
-
Novel Chemical 'Washes Away' Alzheimer's Plaque in MiceResearchers have found a molecule that breaks down the clumps of protein linked with Alzheimer's disease.
By Christopher Wanjek Published
-
Speaking More Than One Language Eases Stroke RecoveryPeople who speak more than one language seem to fare better after a stroke, a new study finds.
By Christopher Wanjek Published
-
Brain Scan May Predict Chance of Coma RecoveryBrain scans may predict the possibility of someone recovering from a coma, a new study suggests.
By Christopher Wanjek Published
-
Cutting Sugar Made Obese Kids Healthier in 10 DaysThere's no longer any doubt that consuming added sugar contributes to a litany of chronic diseases in children, researchers say.
By Christopher Wanjek Published

