Chemotherapy works by inhibiting reproduction of fast-dividing cells such as those found in tumors.
A new study that came out Sunday has found that cancer-busting chemotherapy can cause damage to healthy cells which triggers them to secrete a protein that sustains tumor growth and resistance to further treatment.
Continue reading… “Chemotherapy can backfire and cause cancer to grow”
Repeated studies have shown that many people who begin an exercise program lose little or no weight.
Two groundbreaking new studies address the irksome question of why so many of us who work out remain so heavy, a concern that carries special resonance at the moment, as lean Olympians slip through the air and water, inspiring countless viewers to want to become similarly sleek.
Continue reading… “Diet vs exercise for weight loss: Two groundbreaking studies”
23andMe is part of a fledgling industry that allows consumers to peek into their genetic code.
23andMe, a genetic test maker, is asking the Food and Drug Administration to approve its personalized DNA test in a move that, if successful, could boost acceptance of technology that is viewed skeptically by leading scientists who question its usefulness.
What is right for controlling blood pressure in a 50-year-old might not work for a frail 80-year-old.
Unless you are a frail older person controlling high blood pressure is a good thing. Then it might be harmful. That’s the surprising finding of a study of more than 2,000 seniors published online in the Archives of Internal Medicine.
Continue reading… “Approach to blood pressure control may need to change as we get older”
Oxygenating blood with microparticles.
Patients who can’t breathe need oxygen quickly to avoid cardiac arrest and brain injury is a big problem. Unfortunately, attempts in the early 1900s to intravenously supply this essential gas failed to oxygenate the blood and often caused dangerous air bubbles. Current treatments, such as blood substitutes, breathing masks, and tubes, aren’t always effective as well since they still rely on the lungs to function or require time to properly administer.
Continue reading… “Oxygen injections could save lives when when patients can’t breathe”
The average American only gets between six and six and a half hours of sleep a night.
Tony Schwartz, president and CEO of The Energy Project and the author of Be Excellent at Anything met Kevin Crain, a Managing Director at Bank of America/Merrill Lynch, one morning at a conference and Kevin was feeling tired, as he did most days.
Continue reading… “If you don’t get enough sleep you can’t do your job”
Elaine LaLanne and Dr. Pam Peeke keynote speaker, doing pushups during the IDEA Convention.
The IDEA World Fitness Convention got together 6000 fitness professionals from around the world. For three days they listened to expert lectures, attended workshops, workouts, panels and a trade show. From this you get the latest in exercise, nutrition and fitness and 5 of the latest fitness trends.
Continue reading… “Top 5 fitness trends from the IDEA World Fitness Convention”
Sitting for hours decreases life expectancy by two years.
Even if a person is physically active and refrains from dangerous habits like smoking, sitting down for more than three hours a day can shave a person’s life expectancy by two years, according to a study to be published on Tuesday in the online journal BMJ Open.
Continue reading… “Sitting more than three hours a day cuts life expectancy by two years”
Norway ranks number 1 as the best place in the world to be a mom.
The joy of motherhood is a universal emotion no matter where you are in the world. However, the conditions in which women raise their children vary from country to country. As part of the 2012 State of the World’s Mothers report, Save the Children has released their 13th annual Mothers’ Index.
Continue reading… “Top 30 best places in the world to be a mother”
A diet based on healthy carbs offers best chance of keeping weight off.
A study published Tuesday in the Journal of the American Medical Association suggests that a diet based on healthy carbohydrates—rather than a low-fat or low-carbohydrate diet—offers the best chance of keeping weight off without bringing unwanted side effects.
Data shows clearly that we are not even close to the all time peak of misuse of prescription stimulants by high-school students.
According to a front page story in Sunday’s New York Times, there’s an epidemic in America’s selective high schools: high-achieving students under pressure to succeed are increasingly abusing stimulants like Ritalin and Adderall, which they consider as essential as SAT tutors for getting into an Ivy League college. But the data from national surveys on stimulant use tells a very different story.
Continue reading… “Is there really an epidemic of teens taking ADHD drugs to get good grades?”
[youtube]http://www.youtube.com/watch?v=rtjT95YqKkw&hd=1[/youtube]
The potential of government making health information as useful as weather data felt like an abstraction two years ago. Healthcare data could give citizens the same “blue dot” for navigating health and illness akin to the one GPS data fuels on the glowing map of geolocated mobile devices that are in more and more hands.
Continue reading… “Mobile health apps just the beginning of the disruption in healthcare”