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.
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Suzanne Somers' Health Advice May Be Dangerously WrongIn her many television appearances, Suzanne Somers offers health advice to women. But what she says doesn't always hold up as fact, and in some cases, following her advice could be harmful.
By Christopher Wanjek Published
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Eye Drops Could Treat Age-Related Macular DegenerationBy Christopher Wanjek Published
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Philadelphia Children's Hospital Bans Dietary SupplementsBy Christopher Wanjek Published
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Why Hard Drinkers Have Problems with BonesBinge drinkers and alcoholics are known to have weak bones, and to heal slowly after a fracture.
By Christopher Wanjek Published
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Weighty Issue: Is It Healthy for Seniors to be a Little Overweight?By Christopher Wanjek Published
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Sleeping Beauty: Science Proves Beauty Rest Is RealBy Christopher Wanjek Published
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No Excuses: Even 1-Minute Workouts Benefit HealthBy Christopher Wanjek Published
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Helping Kids Shed Weight by Changing Home RoutinesImproving home habits such as less TV, more sleep and family meals can help reduce childhood obesity.
By Christopher Wanjek Published
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Diabetes Discovery: Protein Pathway Points to Possible TreatmentBy Christopher Wanjek Published
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Making Adult Hospitals More Like Children HospitalsBy Christopher Wanjek Published
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Losing Weight: Lifestyle Changes Trump Any DietThe type of diet (low-carb, low-fat) doesn't matter when maintaining healthy weight, because only lifestyle changes lead to long-term changes.
By Christopher Wanjek Published
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New 'Consciousness Meter' Could Aid Brain-Injury TreatmentsPeople with brain injuries may have varying levels of consciousness, and now researchers say they may have a way to measure a person's consciousness.
By Christopher Wanjek Published
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How Cranberries Stop Bacteria in Their TracksCranberry juice may stall urinary tract infections, according to new research. Bacteria cells growing in lab dishes were stopped in their tracks by the compounds found in cranberries.
By Christopher Wanjek Published
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Falun Gong: Exercises & Spiritual MovementFalun Gong is a modern exercise and spiritual movement that began in China in 1992.
By Christopher Wanjek Published
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Can Acupuncture Help Women Get Pregnant?By Christopher Wanjek Published
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Disease Prevention Celebrated but Rarely PracticedBy Christopher Wanjek Published
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Want to Live Longer? Eat a Plant-Based DietVegetarians had significantly lower risk of death compared to meat-eaters among 73,000 people, published today in JAMA.
By Christopher Wanjek Published
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Obesity Bias Common Among Medical StudentsTwo separate studies suggest how obese patients might be treated by doctors.
By Christopher Wanjek Published
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Do Fast-Food Restaurants Fall Short on Their Health Claims?Fast-food restaurants' claim of having healthy menus falls flat in a new analysis showing that they are only marginally healthier than 14 years ago.
By Christopher Wanjek Published
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How to Reduce Gun Violence: Book Finds Common GroundPublic support for certain gun control policies is strong, according to a new book.
By Christopher Wanjek Published
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What is Homeopathy?Homeopathy is an alternative medical practice. No scientific studies support its use.
By Christopher Wanjek Published
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Shaped Like an Apple? Beware Kidney DiseaseEven in the lean, belly fat can raise the risk of kidney disease, and scientists may know why.
By Christopher Wanjek Published
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How School Lunches Can Help Fight ObesityFree school lunches can reduce childhood obesity if done correctly.
By Christopher Wanjek Published
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Doctors Detect Obesity Bug on BreathA gut microbe that may help people pack on pounds produces methane detectable on your breath.
By Christopher Wanjek Published

