Exposure to high levels of the pesticide DDT increases breast cancer risk — but when the cancer surfaces depends on when women first came in contact with the chemical, researchers say. “What we have learned is that timing really matters,” said lead author Barbara Cohn, from the California-based Public Health Institute. “We know that if…  read on >

By itself, post-traumatic stress disorder (PTSD) doesn’t raise the risk of heart disease for U.S. veterans, a new study finds. “Instead, a combination of physical disorders, psychiatric disorders and smoking — that are more common in patients with PTSD versus without PTSD — appear to explain the association between PTSD and developing cardiovascular disease,” said…  read on >

You don’t have to give up tropical drinks and chocolatey desserts for Valentine’s Day and other celebrations. Just streamline them and boost their health profile. Sweet and fiber-rich pears can be whipped into great cocktails. Most pears at the grocery store or even at the farmer’s market are picked early, since they can get easily…  read on >

Many drugs — both prescription and over-the-counter — can cause side effects like dizziness or upset stomach. But some can affect you in surprising ways, like causing problems with your sex life. Sexual side effects are wide-ranging. You might lose interest in sex, have difficulty becoming aroused or achieving orgasm. Or, if you’re a woman,…  read on >

Millions of Americans with heart disease say they face financial strain because of their medical care, with some skipping meds or cutting back on basics like groceries. That’s the finding of a new national study of heart disease and stroke patients younger than 65 — a group that’s too young for Medicare but often lack…  read on >

Teen boys who are unfit and/or obese have higher odds for chronic disease and disability as adults, according to a large Swedish study. Researchers followed more than 1 million boys for an average of 28 years, starting when they were 16 to 19 years of age. Those who were inactive, obese or both as teens…  read on >

New (and pricey) hepatitis C medicines, such as Harvoni and Sovaldi, are living up to their promise and greatly reducing patients’ odds for liver cancer and death, a new French study finds. The news came as little surprise to one U.S. liver expert. The advent of this class of drugs “has led to almost universal…  read on >

Young children with autism are more than twice as likely to have sleep problems than typical kids or those with other developmental delays, a new study reports. Several factors profoundly affect the sleep of 2- to 5-year-olds with autism spectrum disorder (ASD), said lead researcher Dr. Ann Reynolds. They are more likely to resist their…  read on >

When it comes to cooking veggies, fresh from the farmer’s market always tastes best. But when you’re cooking produce out of season, head to the freezer section of your favorite store. Veggies are typically frozen at the height of freshness, making them a great winter staple. Dense vegetables in particular are ideal for freezer storage,…  read on >

The benefits of eating fewer calories may go far beyond losing weight. Three decades of animal studies have found that eating fewer calories can extend lifespan and reduce the risk of chronic diseases and even some cancers. And some, though not all, of these benefits are starting to be seen in men and women taking…  read on >