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tomato-082814.jpg A diet rich in tomatoes may reduce the likelihood of contracting prostate cancer, according to research conducted at the Universities of Bristol, Cambridge and Oxford. The study, published in the journal Cancer Epidemiology, found that men who eat more than ten portions of tomatoes each week have an 18 percent lower risk of developing the disease.

Foodallergies-082714.jpg The bacteria Clostridia, found in the gut, may help prevent common food allergies, according to research conducted at University of Chicago. The animal study, published in the journal Proceedings of the National Academy of Sciences, exposed two groups of mice to allergens from peanuts. One group was raised in sterile conditions so that they had no microbes inside them.

sunscreen-101613.jpg Fewer U.S. teenagers are using sunscreen, a new study has shown. The study, conducted by researchers at William Paterson University in New Jersey, published Thursday in the publication Preventing Chronic Disease, found that the percentage of high school students using sunscreen dropped from 67.7 percent in 2001 to 56.1 percent in 2011.

sleep-082114.jpg Older people sleep less because they have lost brain cells that can prevent disrupted sleep. In the new study, conducted by a team of researchers at Beth Israel Deaconess Medical Center and the University of Toronto, researchers examined 1,000 healthy brains at age 65 until death, tracking their sleep patterns.

Ruxolitinib-081914.jpg A drug that is commonly used to treat bone marrow cancer may help to restore hair in patients with an autoimmune disease that causes hair loss, a new study has found. The study, published online August 17 in the journal Nature Medicine, found that the drug ruxolitinib (brand name: Jakafi) helped to restore hair growth in a small number of patients with alopecia areata.

WomanExercising-052014.jpg More exercise isn't always better for people who have suffered and survived a heart attack. In a study published in the Mayo Clinic Proceedings, researchers studied the relationship between exercise and heart disease-related deaths in 2,400 active heart attack survivors over ten years. They found that increasing their exercise (in this study, walking and running) reduced their heart attack risk.

tatookit-081214.jpg The FDA has issued a recall on some home tattoo kits, claiming that they could cause harmful infections. The kits included in the recall are those marketed by White and Blue Lion, Inc. Both companies issued recalls on these products in July, but now the FDA is also requesting that customers return these products to the manufacturers immediately.

brain-081114.jpg Researchers have found that regardless of where an athlete gets hit on the head, concussions are serious in a new study. In this study, conducted at the Colorado School of Public Health and the University of Colorado at Denver and published in the journal, Pediatrics, researchers analyzed data taken from the National High School Sports-Related Injury Surveillance Study.

pinkribbon-121411_05Jun12.jpg Mammograms may be beneficial for women over 75, according to research conducted at the University of Washington. The study, published in the journal Radiology, found that patients whose breast cancer was discovered by mammography were more likely to be in the earlier stages of cancer than those cases in which cancer is detected by patients or physicians.

hypodermicneedle-052812_10Jul12.jpg The FDA halted treatment of the ebola treatment called TKM-Ebola, developed by the Canadian pharmaceutical company Tekmira. In January, the company began its phase one trials, and was added to the FDA's fast track schedule, but in July the government agency reversed course, stopping the phase one trials. The FDA is now asking Tekmira to give it more info on how the drug interacts with the body.

jnj-073114.jpg Johnson and Johnson has reportedly pulled a controversial device from the market that has been used in hysterectomy procedures. The device, called a morecellator, is used in a form of hysterectomy that has recently been linked to an increased risk of uterine cancers. The device is used to cut up growths within the uterus into smaller sections.

preemiefeet-021914.jpg Babies who are born pre-term may have an increased risk of developing blood clots later in life, according to a new study from researchers at the University of New Mexico School of Medicine. For the study the researchers reviewed health records from roughly 3.5 million babies born in Sweden between 1973 and 2008. Out of those babies about 207,000 were born pre-term.

weightgain-072814.jpg Tonsillectomies, commonly prescribed to relieve sleep apnea in kids, may trigger weight loss gain, according to research conducted at Stanford University. The study, published in the journal Pediatrics, surveyed data on 815 children who underwent the surgery. On average, the kids' weight rose over 6 percent within 18 months of their surgery, while their BMI rose an average of 8 percent.

posttraumaticstress-062513.jpg American males who join the armed forces are more likely to have suffered some trauma as children compared to those American males who do not serve their country, according to research conducted by the U.S. Department of Veterans Affairs. The study, published in JAMA Psychiatry, surveyed data on over 60,000 men and women who were interviewed with the Behavioral Risk Factor Surveillance System.

obesity-022412.jpg Many obese kids may not have an accurate understanding of their own weight, according to a new study from researchers at the National Center for Health Statistics. For the study the researchers reviewed survey data collected from 6,100 kids between 2005 and 2012 as part of the National Health and Nutrition Examination Survey (NHANES).