How Public Policy Can Prevent Heart Disease
It's time society stopped reinforcing the bad behavior that leads to heart disease—and pursued policies to prevent it.
The Backstory Behind the REDD Preservation Scheme
Copenhagen just might produce one promising agreement: the story behind a novel forest-preservation plan.
Swine Flu: 11 Things You Need to Know
Why many people may need two shots, and other essential information.
Scientists Foresee Breakthroughs With Stem Cells
It's a chilling thought. In the coming year, 130,000 people worldwide will suffer spinal-cord injuries—in a car crash, perhaps, or a fall. More than 90 percent of them will endure at least partial paralysis.
Miracle Medicine: Doctors Help Vets Regrow Muscle
Regenerative medicine experts are helping wounded vets regrow lost muscle tissue. Will fingers and limbs be next?
The Search for Longer Life
Step aside, quacks. The search for longer life is a real science now.
A Virulent New Form of TB
How mistakes in the treatment of TB resulted in a virulent and fatal new form of the disease.
Kaplan: The New On-Campus Environmentalism
Many universities are finding new ways to live and learn in an effort to be environmentally friendly.
A New Book Explains the Science of Smell
A new book explains why sniffing pastries may make you nicer.
Is Drug-Free Depression Treatment More Effective?
In a new book, psychiatrist James Gordon explains why he believes there's a more effective and drug-free way to treat depression and anxiety.
Dr. Michael Roizen Calculates McCain's 'Real Age'
Dr. Michael Roizen, developer of the 'Real Age' program, calculates John McCain's biological age--as opposed to his chronological age. The answer may surprise you.
History: Presidents Who Hid Their Health Problems
Some U.S. presidents have gone to great lengths to hide their physical and mental illnesses. Is that kind of deception necessary—or even possible today?
Military Medicine: The War on Wounds
Why the military is backing the cool new field of regenerative medicine.
10 Fixes For the Planet
Scientists, inventors and entrepreneurs are focusing on ways to help the environment. Some of our favorite ideas.
The Chemicals Within
Many common household products contain compounds that could be affecting our health.
Dreams and Suitcases
An attic in a former insane asylum offers a vivid reminder of the ways we've treated the mentally ill.
Jogging Your Memory
You can push your aging brain to recall more facts and dates, scientists say, if you use a little muscle.
Overcoming Multiple Personality Disorder
What is it like to live with 17 alternate selves? A survivor of multiple personality disorder discusses the disease and the painful integration process that made her whole.
Multiple-Personality Disorder
In a new book, a psychiatrist details his most challenging case, a woman with 17 personalities.
Waiter, Please Hold The Wheat
Symptoms can be baffling at first. But once doctors diagnose celiac disease, patients can take advantage of a growing array of healthy foods.
American Campuses Get Greener Than Ever
How to teach new respect for the environment? The 3 R's: reduce your carbon footprint, reuse and recycle.
Study: Zocor May Help Prevent Alzheimer's
Who wouldn't love to find a drug to help prevent or at least delay the onset of Alzheimer's disease? It turns out that one may already exist. Dr. Benjamin Wolozin, professor of pharmacology at Boston University School of Medicine, posted a study this week in the online journal BioMed Central Medicine showing that the cholesterol-lowering drug Zocor (simvastatin) reduced the incidence of both Alzheimer's disease and Parkinson's by about 50 percent in a population of 4.5 million veterans over a...
'Sexsomnia': Rare Form of Sleep Walking
When Jan Luedecke of Toronto was arrested and tried for sexual assault, he had an unusual defense—he did it in his sleep. Really. It may sound farfetched, but Luedecke, who was 33 at his 2005 trial, had a history of sleepwalking.
Rivers of Doubt
The common white sucker is nobody's favorite fish. It's a bottom feeder that trout fishermen in Colorado happily toss back into the water. But it's also what scientists call a sentinel—a species whose health (or lack thereof) can warn us about problems in the environment.
Prostate Cancer: How Docs Influence Patient Choices
A new study finds that men with early prostate cancer are strongly influenced by the type of specialists they consult. Deciding on a treatment.
Study: Exercise Helps Reverse Aging
New research shows that exercise can help reverse the aging process at the cellular level. Strength training for the senior set.
Sibling Studies Shed New Light on Autism
By studying the siblings of kids with autism, researchers hope to develop new methods for diagnosing the disorder. The mysteries of social referencing.
A Prostate Cancer Revolution?
Prostate cancer is the second leading cancer killer among men, after lung cancer. The American Cancer Society projects that in 2007 there will be 219,000 new cases and 27,000 deaths.