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A new study says that people diagnosed with major depression are around three times more likely than the general population to commit violent crimes such as robbery, sexual offences and assault. The study, published in The Lancet Psychiatry journal, tracked medical and crime records of 47,158 people in Sweden diagnosed with depression.

Researchers have found that reversible methods of birth control are gaining popularity among women. A report released by the Centers for Disease Control and Prevention (CDC) National Center for Health Statistics shows that the use of intrauterine devices (IUDs) and hormonal implants has become more and more popular over the last decade.

Women younger than the age of 55 are more likely to die from a heart attack, nearly twice as likely as men, because they are more likely to ignore tell-tale signs, according to a new study. For the study, published in the journal Circulation: Cardiovascular Quality and Outcomes, researchers surveyed women ages 30 to 55 who were hospitalized for heart attack.

Contrary to popular opinion, a new study says babies at risk of developing a peanut allergy should actually be fed peanuts. The study, published in the New England Journal of Medicine, shows that eating peanut products in the first 11 months of life significantly reduces the risk of developing the allergy — by as much as 86 percent in high-risk infants.

More people may die from undiagnosed lung cancer because they don't qualify for low-dose CT scans, according to a new study. The study, conducted at the Mayo Clinic and published in JAMA, the journal of the American Medical Association, states that the percentage of lung cancer patients who smoked at least 30 pack-years declined over the study period.

milk-022415.jpg The water used to mix baby formula plays the biggest role in whether formula-fed babies are exposed to increased levels of arsenic, according to a new study. The study, published in the journal Environmental Health Perspectives, measured arsenic levels in the tap water of 874 New Hampshire families whose drinking water came from private, unregulated wells.

The transmission rate for HIV could be cut by as much as 90 percent in the U.S., according to a new report from the CDC. The new report, published in the Journal of the American Medical Association, says that transmission rate would drop drastically with a greater focus on diagnosis. "If all the people with HIV who either don't know they have the virus . . ."

highgrovesauna-022415.jpg  Saunas may have health benefits for men, according to a new study. The study, published in the journal JAMA Internal Medicine, found researchers following more than 2,000 middle-aged men in eastern Finland for about 20 years. The more often the men went to the sauna, and the longer they stayed, the lower their risk for sudden cardiac death and fatal coronary heart disease.

dish-022415.jpg Children in families where dishes are washed by hand have been linked to a lower risk of developing allergies compared with those who used a machine dishwasher, according to a new study. The new study shows that children ages 7 to 8 were less likely to develop allergic disease with hand dishwashing. Allergic diseases included eczema, asthma, and allergic rhinoconjunctivitis (ARC).

Glass-cola-022015.jpg New research suggests that soda drinkers should be aware of possible carcinogens in the food-color component in cola and other dark soft drinks. The study, published online in the journal PLoS One, analyzed soft drink consumption data to determine people's exposure to the potentially carcinogenic byproduct, 4-methylimidazole (4-MEI), of some types of caramel color.

sleeping-022015.jpg A lack of sleep might increase your chance for diabetes, according to a new study. The study, published online in the journal Diabetologia, says that a lack of sleep can lead to increased levels of substances called free fatty acids in the blood. These substances interfere with the ability of the hormone insulin to regulate blood sugar levels.

Elderly-exercise-022015.jpg Even light exercise could lead to improvements in cardiac health for some senior citizens, according to researchers from the University of Florida Institute on Aging in Gainesville. For the study the researchers collected data from 1,170 senior citizens who have a mostly sedentary lifestyle. "These data are extremely concerning as older adults in the U.S. spend [about] 60% of their . . ."

Marijuana-021915.jpg New research may have found a reason for why smoking marijuana leaves you feeling hungry. According to a new study, published in the journal Nature, Tamas Horvath of Yale University and colleagues' report says that chemicals called cannabinoids in marijuana appear to make brain cells switch their normal functions, essentially fooling the brain's central feeding system.

boy-021815.jpg Daytime napping could lead to trouble sleeping at night for some pre-school aged kids, according to a new study from researchers in Australia. For the study the researchers collected data about kids' sleeping habits from their parents. They found that children from a wide range of homes over the age of two had some difficulty sleeping at night if they napped during the day.

Roughly one in five of all sore throats found in all young adults can be attributed to a potentially deadly bacteria known as fusobacterium necrophorum. According to new data from researchers at the University of Alabama School of Medicine at Birmingham, the bacteria is often unbdetected by strep throat tests. If untreated, however, this bacteria can develop into an abscess.

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