29 Eylül 2012 Cumartesi

Global cancer research database reveals what you can do to lower your risk

Organic food no more nutritious than conventionally grown food To many of my friends, buying organic is more than a supermarket choice. It’s a badge of good parenting. They proclaim “I buy only organic” with the same flush of pride they assume when announcing their child has made the honor roll. As I guiltily follow their lead, I can’t help but wonder whether organic foods have as much of an impact on my family’s health as they do on my wallet. Health experts and consumers have long debated whether organic foods are more nutritious—and safer—than conventional foods. “This is a controversy that’s been going on for a long time,” says Dr. Michelle Hauser, a certified chef, nutrition educator, and clinical fellow in medicine at Harvard Medical School. Global cancer research database reveals what you can do to lower your risk By the year 2030, the number of people diagnosed annually with cancer worldwide could reach 21 million. This week, the Union for International Cancer Control (UICC) is meeting in Montreal to discuss how to diminish the rising tide of cancer. The long-term solution, experts think, lies in another startling statistic: that 40% of cancers stem from factors that we can control. At the meeting,free porn video the American Institute for Cancer Research and the World Cancer Research Fund International (AICR/WCRF) rolled out the latest update to the world’s largest central database of research on how lifestyle choices influence the risk of cancer. Key causes of “preventable” cancer include unhealthy diets, lack of exercise, being overweight, alcohol and tobacco, and not taking full advantage of preventive vaccinations and screenings. “The fact is that changes in our lifestyle can powerfully protect us against cancer,” says Dr. Anthony Komaroff, editor in chief of the Harvard Health Letter and a professor of medicine at Harvard Medical School. “In fact, we can do more to protect ourselves against cancer than our doctors can do for us.”

Organic food no more nutritious than conventionally grown food

Organic food no more nutritious than conventionally grown food To many of my friends, buying organic is more than a supermarket choice. It’s a badge of good parenting. They proclaim “I buy only organic” with the same flush of pride they assume when announcing their child has made the honor roll. As I guiltily follow their lead, I can’t help but wonder whether organic foods have as much of an impact on my family’s health as they do on my wallet. Health experts and consumers have long debated whether organic foods are more nutritious—and safer—than conventional foods. “This is a controversy that’s been going on for a long time,” says Dr. Michelle Hauser, a certified chef, nutrition educator, and clinical fellow in medicine at Harvard Medical School. A study released this week in theshemale sex videos Annals of Internal Medicine tried to get to the core of this food-fueled debate, but it ultimately may do little to end the controversy. While the study finds that organics do have some safety advantages over conventional foods, nutritionally speaking they have little extra to offer.

Brain disease deaths high in pro football players

Brain disease deaths high in pro football players How’s this for a mind-bender: porn Lou Gehrig may not have had Lou Gehrig’s disease. Instead, the disease that ended his life may have been chronic traumatic encephalopathy (CTE). This brain disease is caused by repeated concussions—Gehrig sustained at least four during his baseball career—or other head injuries. It can cause symptoms very similar to those of amyotrophic lateral sclerosis (ALS), now commonly called Lou Gehrig’s disease. More evidence of a connection between CTE and ALS comes from a new study of almost 3,500 retired professional football players, all of whom had played for at least five years in the National Football League. Researchers from the National Institute for Occupational Safety and Health reviewed the causes of death for the 334 players who had died.

The angry adolescent — a phase or depression?

The angry adolescent — a phase or depression? A friend once asked me about his son, who was about to turn 20. As a teenager, the boy had a quick temper. His dad assumed that his short fuse was related to that awkward stage of life. But now, on the brink of adulthood, the young man seemed to be getting worse. He’d been less able to deal with criticism, minor upsets, jokes, or comments contrary to his point of view. The young man’s father didn’t know if his son’s behavior was normal,porn 18 or if it was a sign of depression or other problem. He also wanted to know how to talk with his son about his anger. To understand this situation, it helps to put yourself in a 19-year-old’s shoes. Still inexperienced, there are big challenges ahead: graduating from high school, entering the work force (in a tough economy) or starting college, living away from home for the first time. These are stressful transitions for anyone.

28 Eylül 2012 Cuma

Non-alcoholic red wine may lower blood pressure

Scientific studies, teen pornthe media, and even some doctors tout the heart health benefits of red wine. But if controlling blood pressure is important to you, consider this the next time you raise your glass: A new study published online in Circulation Research suggests that non-alcoholic red wine may be better at lowering blood pressure than regular red wine. Powerful antioxidants in red wine called polyphenols may be more effective when there’s no alcohol to interfere with them. “It is a very interesting study with provocative findings,” says Dr. Deepak Bhatt, a cardiologist and professor of medicine at Harvard Medical School. I would like to believe the results. Of course, it is a small study with a limited duration of follow-up, so the findings do need to be confirmed in other, larger studies that follow patients for a longer period of time.”

Common painkillers boost risk of repeat heart attack

Most people don’t think twice about taking Motrin, sexAdvil, Aleve or similar over-the-counter painkillers. Some should. A new study suggests that heart attack survivors should use these drugs as little as possible. These medications belong to a family of drugs known as nonsteroidal anti-inflammatory drugs (NSAIDs). They are considered pretty safe when used occasionally in low to moderate doses to relieve pain, with some exceptions. People with kidney disease and those with a history of peptic ulcer or upper gastrointestinal bleeding should avoid using NSAIDs. People with heart failure, advanced liver disease or high blood pressure should check with their doctors before taking NSAIDs. The new study, published online in the journal Circulation, suggests adding heart attack survivors to the list.

Biking and sex—avoid the vicious cycle

Biking and sex—avoid the vicious cycle Bicycling is a terrific way to get from one place to another. It’s also an excellent form of exercise, providing the same health benefits as walking, jogging, swimming, and other aerobic activities. Some men and women avoid bicycling, though, because they worry that it may damage their reproductive organs and harm their sexual function. Science supports this worry. But it mainly applies to people who cycle a lot. And it isn’t inevitable—there are many things you can do to protect your sexual health as you cycle to improve your overall health. Blame it on the bike seatfree porn movie When you sit on a chair, your weight is distributed across both buttocks. This takes pressure off the perineum, a region of the body that runs from the anus to the sex organs. It contains the nerves and arteries that supply the penis in men and the clitoris and labia in women. Sitting on a bicycle seat puts pressure on the perineum, compressing those crucial nerves and arteries. This can lead to loss of sensation and other problems.

Study backs mammograms for women 50 to 69

Study backs mammograms for women 50 to 69 Women routinely subject their breasts to the often uncomfortable exam known as a mammogram because it can detect breast cancer at an early stage and save lives. But it also finds suspicious spots that turn out to be nothing—after more tests, possible some complications, and definitely a lot of worry. asian teen sexFor years researchers have been trying to weigh the benefits of finding early breast cancers against the risks related to false positives (the spots that turn out to be harmless). This work has sparked some bitter public debates and confusion for women over flip-flopping recommendations. The latest salvo comes from a review of the results of mammograms among more than 12 million women in 18 European countries. From these data, the researchers calculated what they call a “balance sheet” of benefits and harms of routine mammograms. The results were published online in the Journal of Medical Screening.

Study backs mammograms for women 50 to 69

Women routinely subject their breasts to the often uncomfortable exam known as a mammogram because it can detect breast cancer at an early stage and save lives. But it also finds suspicious spots that turn out to be nothing—after more tests, possible some complications, and definitely a lot of worry. asian teen sexFor years researchers have been trying to weigh the benefits of finding early breast cancers against the risks related to false positives (the spots that turn out to be harmless). This work has sparked some bitter public debates and confusion for women over flip-flopping recommendations. The latest salvo comes from a review of the results of mammograms among more than 12 million women in 18 European countries. From these data, the researchers calculated what they call a “balance sheet” of benefits and harms of routine mammograms. The results were published online in the Journal of Medical Screening.

27 Eylül 2012 Perşembe

Suicide often not preceded by warnings

Suicide often not preceded by warnings A close friend of one of my colleagues committed suicide last week. It happened as so many suicides do—out of the blue. A few days earlier, my colleague had spent the day hanging out with her friend, who was relaxed, upbeat, and normal. Sadly, that’s not uncommon. “Many people who commit suicide do so without letting on they are thinking about it or planning it,” says Dr. Michael Miller, assistant professor of psychiatry at Harvard Medical School. More than 100 Americans commit suicide every day. It’s the tenth leading cause of death overall; third among 15- to 24-year-olds and fourth among 25- to 44-year-olds. Although some people who commit suicide have an identifiable mental health problem, like depression or addiction, others don’t. Some talk about wanting or planning to kill themselves or give other hints, others don’t. As my colleague Annmarie Dadoly wrote in this blog last year, many suicides are impulsive acts, with the decision to do it being made just minutes or hours before that act. porn filmsWhat prompts a person to take his or her life? No one really knows—experts never get to talk to people who have committed suicide. They can only talk to those who are contemplating suicide or who survive it. By definition, that is a different group. Every suicide, like every person, is different. Many are sparked by intense feelings of anger, despair, hopelessness, or panic. Things that can put an individual at a higher risk for suicide in the short term include.

Restless legs linked to broken hearts

Restless legs linked to broken hearts The sleep-robbing condition known as restless legs syndrome (RLS) raises the risk of heart disease in older women about as much as smoking and obesity, according to a new Harvard-based study published online in the journal Circulation. “If the link to heart disease is confirmed—and there is a growing body of evidence to support that—it would show that restless legs syndrome carries a burden of future risk of a serious medical illness,” explains research team member Dr. John Winkelman, medical director of the Sleep Health Center of Brigham and Women’s Hospital and associate professor of psychiatry at Harvard Medical School. anal pornUncovering this link could help people with RLS pay better attention to their cardiovascular health and potentially ward off a heart attack, stroke, or other cardiovascular condition. “We can use RLS to identify those who have a higher risk of developing coronary heart disease if our findings are confirmed by future studies,” says study leader Dr. Xiang Gao, an assistant professor of medicine at Harvard Medical School and research scientist at the Harvard School of Public Health.

Avoid These Foods in Diabetes

High sugar foods such as candy (sugar syrup, fructose syrup) lack nutritional qualities and contain only high calories in the form of simple carbohydrates. As it contains only carbohydrates and calories, it can increase blood sugar rapidly and also it can increase bodyweight, both of which have detrimental effects and can complicate diabetes. If you are fond of sugar and sweets, try to consume sweet foods with high quality complex carbohydrates such as fresh fruits. In diabetes eating fresh fruits such as apple, orange, berries, berries etc. is good, because these fruits contain lots of fibers (along with vitamins and sex movies minerals and other nutrients) and do not allow rapid digestion and absorption of complex carbohydrates and as a result do not cause rapid rise in blood sugar. Avoid candy and related foods, if you are diabetic for better control of blood sugar.