A class of injectable drugs used to treat autoimmune disorders such as rheumatoid arthritis doesn't raise the risk of serious infection when compared with more conventional treatments, according to a new analysis in the Journal of the American Medical Association.
The millions of middle-aged men who take saw-palmetto supplements to cope with the symptoms of an enlarged prostate might as well be popping sugar pills.
People with depression are more likely to have a stroke than their mentally healthy peers, and their strokes are more likely to be fatal, according to a new analysis published this week in the Journal of the American Medical Association.
A new maternal blood test can determine a fetus' sex as early as seven weeks into a pregnancy.
CNN's Dan Simon reports more and more couples are now using in-vitro fertilization to select their baby's gender.
We know smoking is bad, yet it seems far-fetched to suggest that parents who smoke should have their children put in foster care, doesn't it? Could you imagine if someone suggested that asthmatics who didn't take the appropriate medication be removed from their parents' home?
Men with prostate cancer who are cigarette smokers at the time of their diagnosis are much more likely to die of the disease or experience a recurrence than nonsmokers, including former smokers who kicked the habit at least 10 years before diagnosis.
February: A new study suggest that an annual PSA test may not be necessary for men.
If you're among the two-thirds of Americans who are overweight or obese, shedding pounds is a nobrainer way to save. For example, "even losing 7% of your weight may lower blood pressure enough to erase the need for medication," says Cheryl Rock, a professor at the medical school at the University of California� San Diego.
Doctors and public health officials have been telling us for years that eating too much sodium can increase the risk of heart attack or stroke by raising blood pressure to unsafe levels. So how to explain a new study that suggests low salt intake actually increases the risk of dying from those causes?
People who carry the genital herpes virus but have no visible symptoms -- and may not even be aware they're infected -- are still capable of spreading the virus about 10% of the time, according to a new study in the Journal of the American Medical Association.
Exercising or having sex just about triples a person's risk of heart attack in the hours immediately afterward, especially if the person does those activities infrequently, according to a new analysis in the Journal of the American Medical Association.
Fewer U.S. adults are smoking, and those who do smoke are on average smoking less, according to a new study in the Journal of the American Medical Association.
Ah, the what-do-I-do-about-this frustration of science.
Women with early stage breast cancer that has spread to their lymph nodes may require less extensive surgery than previously thought, according to a new study in the Journal of the American Medical Association.
If you want to stave off the middle-age spread, get active in your 20s and stay that way through your 30s and 40s, especially if you're a woman, a new study suggests.
HLN's Robin Meade talks to fitness expert Jorge Cruise, who says waist size is a better health indicator than weight.
Giving children antibiotics for ear infections does little to speed their recovery while raising the risk of some side effects, according to a study published Tuesday in the Journal of the American Medical Association.
Drinking too much soda, orange juice, or other sugary drinks appears to increase the risk of developing gout, an especially painful form of arthritis, according to a new study in the Journal of the American Medical Association.
An essential nutrient found in fish oil does not appear to slow the mental decline associated with Alzheimer's disease, according to a new study in the Journal of the American Medical Association.
Heidi Bayer knows all too well that diagnosing food allergies isn't clear-cut.
Babies who died from sudden infant death syndrome, or SIDS, show lower amounts of the brain chemical serotonin, says a study published Wednesday in the Journal of the American Medical Association.
A new study finds babies who die of sudden infant death syndrome have low serotonin levels. Elizabeth Cohen reports.
Obesity rates in the United States are still sky-high, but for the moment they appear to have stopped climbing higher, according to new data released by the Centers for Disease Control and Prevention.
Almost half of women who have breast cancer surgery still have pain or numbness two to three years later, according to a new study. Women younger than 40 who receive lumpectomies are at the greatest risk.
An analysis of the sickest swine flu patients in Australia, Canada, Mexico, and New Zealand suggests that relatively healthy adolescents and young adults are among the most likely to get very sick after an H1N1 infection, a pattern similar to that seen in the 1918 influenza pandemic.
In 2007, a resident surgeon snapped a picture of a patient's tattoo -- the words Hot Rod on his penis -- and shared it with colleagues, making international news when the story was leaked to the press. At least the resident didn't post the picture on the Internet.
One year ago, a group of college and university presidents and chancellors, eventually totaling 135, issued a statement that garnered national attention.
Nearly half of the guidelines issued to cardiologists by the country's leading heart organizations are based on low levels of evidence, according to a study published in the Journal of the American Medical Association.
Moderate exercise can help patients with failing hearts feel better -- and it's safe, according to the largest-ever study of exercise in people with chronic heart failure, published as two articles in the Journal of the American Medical Association.
My wife has suffered from depression her whole life. Her psychiatrist has performed a blood test and identified a mutated gene that produces serotonin in the brain. Antidepressant drugs provide little help. Are there any supplements that can supply the serotonin that is needed to combat the depression?
If you're middle-aged or older, a 10-minute walking test can give you and your doctor a pretty clear picture of whether you are at higher risk of dying during the next few years compared with other people your age, according to a large new analysis of data showing that cardiorespiratory fitness is intimately linked with the risk of dying of just about any cause.
Maybe I'm the wrong ex-patient to be telling you this: Experimental surgery erased Stage III colon cancer from my shell-shocked body six years ago. But even I've got to admit that all is not well in America's operating rooms: At least 12,000 Americans die each year from unnecessary surgery, according to a Journal of the American Medical Association report. And tens of thousands more suffer complications.
Cancer patients who rely on religion to cope with their terminal illnesses are more likely to use intensive life-prolonging care, according to a study published this week in the Journal of the American Medical Association.
It's easy to feel overwhelmed at the fish counter. Which is tastiest? Which is healthiest? Which is the most sustainable choice?
Previous studies suggested that taking certain vitamins might lower the risk of getting prostate cancer. However, two new studies published in the Journal of the American Medical Association found that men taking these supplements were just as likely to develop prostate cancer as those who weren't taking them.
Back and neck problems are among the most commonly encountered issues in clinical practice. Can a remedy such as enlisting a chiropractor work? And when should a person seek treatment for back pain?
Two of the most common diseases in the United States -- cancer and diabetes -- are not often linked together in the public mind. But they may have a stronger link than most people think. Cancer patients who already have diabetes have a greater chance of dying of the disease than cancer patients who do not have the blood-sugar disorder, according to a report in the Journal of the American Medical Association.
People with diagnosed colon cancer who have received treatment and who eat a "Western diet," high in red meat, refined grains, fat and sugar, are more likely to have a recurrence of colon cancer and die from it, compared with patients who eat a "prudent" diet high in fruits, vegetables, poultry and fish.
Nearly half the respondents in a survey of U.S. primary care physicians said that they would seriously consider getting out of the medical business within the next three years if they had an alternative.
A new study finds no signficant reduction in H.I.V. transmission rates among circumcised men who have sex with men, but the authors say the issue deserves future study
The number of teen suicides has fallen slightly but the rate remains disturbingly high, researchers said
A new analysis of government data is the first to link low-level arsenic exposure, possibly from drinking water, with Type 2 diabetes
A new study linked higher levels of arsenic in urine with increased prevalence of type 2 diabetes. CNN's Dr. Sanjay Gupta reports.
New research shows that while 90 percent of 9-year-olds get a couple of hours of exercise most days, fewer than 3 percent of 15-year-olds do
What if there was something simple you could do every day that would burn calories, be good for your heart, and help you stay young. You'd do it, right?
It wasn't easy to produce a generation of overfed kids -- but it might well have been inevitable
A new study shows that patients in nursing homes with brighter lights do better than those in dimly lit facilities. Why?
Many insurers are using pay-for-performance bonus programs, rewarding doctors who provide better quality of care
CNN Medical Correspondent Elizabeth Cohen talks about the possibility of fake blood going mainstream.
A government researcher said Monday that experimental blood substitutes are linked to an increased risk of heart attack and death, and suggested that studies on people should be halted.
A new study shows that even when women stop hormone replacement therapy, the dangerous effects can continue
A new study shows that the Army reserve suffers disproportionately from depression and mental illness. But Congress hasn't found a way to fund treatment
A new study shows that immunizations have prevented a record number of deaths in the U.S. So, what's the fuss over vaccines?
A middle school student from Brooklyn died Thursday, probably from the staph infection MRSA, according to the New York City Health Department.
By now, you've seen the headlines about MRSA, the killer staph virus. Yes, it can be deadly, but it can also be treated
Studies show that chronic stress contributes to heart attacks and other disease, and researchers think it's time to make stress reduction a medical priority
You've been told for years that popping a multivitamin every day might help you live longer. But the daily multi habit has been getting a bit of bad press lately.
A new study shows that a standardized test of doctor communication skills can help create a nicer, better doctor of the future
The rate of hypertension in children is increasing, a new study finds, but doctors often miss the danger signs
The 21st-century pandemic survival kit: modern vaccines, high-tech surveillance -- and old-world quarantines
The trafficking of women to work as prostitutes is likely a key factor in the spread of HIV/AIDS across South Asia, according to a study
Americans eat about 16 pounds of seafood every year, and they've heard a lot of mixed messages recently about whether it's safe.
Stanford University Medical Center announced Tuesday it is joining a small group of academic medical centers in banning its physicians from accepting industry gifts of any size, including drug samples.
Despite the Memorial Day holiday, there was no rest for obesity researchers in the major medical journals.
Good news for women
Forget earlier reports on pregnancy concerns, two studies published this week in major medical journals said.
The "lower is better" cholesterol story has been around for decades, but this week researchers reported in the New England Journal of Medicine that a lifetime of low cholesterol looks like a superior way to avoid heart disease.
Lots of heart
Coffee-heart attack link clarified
Low-fat fizzles, not sizzles
Happy New Year
An eclectic week
Little good news
The good, the bad and the silly
As Dr. Steven E. Nissen methodically ticks off the risks of what seemed like a highly promising experimental diabetes drug -- heart attacks, strokes, and death -- he is completely in his element.
The numbers don't lie
New uses for old drugs?
No comfort for colds
Better than a spoonful of sugar
When people leave a doctor's office after being seen for a cough they feel better immediately if they are clutching a little piece of paper that a druggist will exchange for a bottle of antibiotics.
There's one word that never fails to raise the blood pressure of my friends in business: unions. In the minds of many executives, organized labor is the archenemy of the basic prerequisites for bus...
Learning about HIV in a positive environment with their peers could be life-saving for sexually active African-American teenage girls who are at a high risk for the virus that causes AIDS, according to a study published in the upcoming Journal of the American Medical Association.
A woman's fitness on a treadmill exam may help determine a woman's risk of heart disease, a study suggests.
Increased use of antibiotics may heighten women's risk of breast cancer, a study looking at possible connections between the two suggests.
For most of us, medical problems will be blessedly routine, and the local hospital is just fine. But when your condition is rare or complicated, you can save your life by finding the hospital that ...
It starts with a dazzling light like a halo, a radiant aura. Without warning, ordinary objects--your phone, your keyboard--take on a preternatural, twinkling glow. For migraine-headache sufferers, ...
Congress in October passed a law granting makers of dietary supplements like vitamins and herbal preparations greater freedom to make claims about their products' health benefits. The pols said the...
MONEY asked four prominent physicians to evaluate seven of the leading medical newsletters; their comments, and composite scores on a scale of 100, are shown below. The panel included Bruce B. Dan,...
The headlines proclaim that Surgeon General C. Everett Koop says cigarettes are addictive. Is he right about that? Bold answer: It depends on what you mean by addiction. As you might expect, not ev...