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Joggingwoman-042015.jpg Happiness could be spread through the smell of sweat, according to a new study from researchers at the Utrecht University in the Netherlands. For the study the researchers enrolled 12 men and collected underarm sweat from each while experiencing feelings of happiness, fear and neutral emotions. A group of 36 women was then asked to smell the sweat produced during each emotional phase.

It is possible for children to develop food allergies after receiving blood transfusions, according to a new reported case. The case, reported on in the Canadian Medical Association Journal, researches an eight-year-old Canadian boy who developed an allergy to fish and peanuts after receiving a transfusion from a donor with severe allergies to these foods.

babyFood-041615.jpg Beech-Nut has recalled a selection of their baby foods due to the potential threat of glass pieces breaking off in their jars. The recalls have been classified as "class I" by the FDA, meaning that there is a "reasonable possibility" of health risk with the products. The baby foods in question include "Stage 2 Beech-Nut CLASSICS sweet potato and chicken."

fishoil-040715.jpg Some fish oils could counteract the effects of chemotherapy, according to a new study from researchers in Holland. They found that oils from several fish including herring, mackerel and three other fish increased the levels of a potentially dangerous fatty acid in mice with cancer. They found specifically that those mice taking any of these fish oils had a spike in a fatty acid called 16:4(n-3).

cow-040715.jpg Parents who buy breast milk online may be purchasing milk contaminated with at least 10 percent cow's milk, according to a new study. For the study, published online in the journal Pediatrics, researchers bought 102 samples of advertised human milk online and tested the DNA in each one. They found that 10 samples contained at least 10 percent of cow's milk.

jogging-040715.jpg While its common knowledge that exercising leads to a better, healthier life, a new study shows that vigorous exercise can make you live longer. People who exercised vigorously up to 30 percent of the time had a 9 percent reduced risk of dying; those whose exercise was vigorous more than 30 percent of the time reduced their mortality risk by 13 percent.

Flaming-cocktails-040215.jpg New research shows that allowing children to taste alcohol could lead to problems with early drinking. Brown University researchers found that kids who tasted an alcoholic beverage before they started middle school were five times more likely to have a whole drink by ninth grade, compared with classmates who had not tasted alcohol. Young sippers were also four times as likely to binge drink.

singleApple-040215.jpg Contrary to the old saying, an apple day will not keep the doctor away, a new study shows. The study, published in JAMA Internal Medicine, researched the eating habits of 8,399 Americans, separated into a group of 753 who ate at least one small apple every day. These apple eaters were generally healthier and better educated than the general populace.

Many parents struggle to accurately determine if their child is obese, according to a new study from researchers at the London School of Hygiene & Tropical Medicine. For the study the researchers surveyed 2,976 parents and compared their responses to health records collected about their kids. They found that 33 percent of parents underestimated their children's weight.

cheeseburgers-033115.jpg The overall fast food consumption of U.S. kids may be decreasing, according to a new study from researchers at Tufts University in Medford, Massachusetts. For the study the researchers compared data collected as part of the National Health and Nutrition Examination Surveys. They found that in the 2003 survey, roughly 39 percent of kids in the U.S. reported eating fast food at least once a day.

cup-coffee-033115.jpg Drinking coffee regularly could help repair damage in the liver caused by drinking alcohol in excess, according to a new study from researchers at the World Cancer Research Fund. For the study the group reviewed data collected in 34 studies including more than eight million participants. For every cup of coffee consumed, there was a roughly 14 percent decreased chance of liver cancer.

Bladesteak-032415.jpg The quantity of antibiotics being used in meats may be on the rise, according to a new study from researchers at Princeton. For the study the researchers reviewed the amounts of antibiotics purchased from drug makers specifically for the meat industry to keep pace with grown demand. The researchers found that 63,000 tons of antibiotics were given to livestock in 2010.

A law restricting the opening of new fast food chains in Los Angeles has failed to stop rising obesity rates in the area. The zoning ordinance, which was passed in 2008, covered a 32-square mile area of South Los Angeles. A study by the non-profit Rand Corp. found that rates of obesity increased in these areas despite the law.

Walnuts2-031915.jpg Raw walnuts that were sold at Trader Joe's nationwide and Wegmans stores in New York, New Jersey and Pennsylvania have been recalled because they may be tainted with salmonella, according to the companies. Buffalo, New York-based First Source, LLC has recalled 3,276 plastic tubs of "Food You Feel Good About" Organic Walnut Halves & Pieces.

DietCoke-031915.jpg People who drink diet soda amass almost triple the amount of belly fat as those who don't drink it, according to a new study. The study, published in the Journal of the American Geriatrics Society, analyzed, over the course of a period of nine years, data from 749 people ages 65 and older who were asked, every couple of years, how many cans of soda they drank a day, diet and/or regular.

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