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… vaping last year. The study suggests that vaping may be driving an increase in nicotine use for teens. In vaping, a battery powered device called an e-cigarette heats a liquid into a vapor … and cause long-term harm to brain development. The vapor can also contain toxins (including ones that cause cancer) and tiny particles that are harmful when breathed in. More than 44,000 … effects of vaping on overall health, the development of the teen brain, and the potential for addiction.” …

… lab-made molecule. The molecule blocks substances involved in allergic reactions in the body. For people with cat allergies, the combination therapy gave more effective relief than allergy … These problems are caused by the body’s disease defenses reacting to something that’s harmless for most people. Some people get allergy shots to reduce these reactions. The shots gradually … to react when these things are in the air. Unfortunately, allergy shots don’t work for every-one. And the shots usually need to be given for at least three years. To test the new treatment, …

… impulses and rational decision-making are still being formed. “That creates a perfect storm for quick addiction,” Haggerty explains. It puts teens at higher risk for alcohol, drug, and … things like yelling, criticizing, or nagging,” explains Stormshak. “If you could choose one thing to do differently with your teenager, that would be it.” You can create a more positive … more friends who drink alcohol are more likely to do so themselves. In fact, peer influence is one of the highest predictors of teen drinking. “As teens get older, they spend more time with …

… a dermatologist at NIH. While some children may outgrow eczema, others will have the disease for life. The cause of eczema is unknown. But skin microbes—bacteria, fungi, and viruses—may play … after using a spray that contained a specific kind of healthy bacteria. Research like this may one day lead to new treatments. Scientists are also interested in understanding whether eczema … In Simpson’s new study, parents will moisturize their baby’s entire body each day using one of several emollients. “Our idea was to repair the skin barrier that’s dysfunctional as early …

… But a bad mood or major mood swings that go on too long may signal a bigger problem. The good news is that certain healthy habits can help you boost your mood. “Some people are more moody … always in a ‘good’ mood. And there are people who are temperamentally always in a ‘bad’ mood.” For example, Zarate says, some people don’t seem to be fazed no matter what happens. Others worry … that what you do when feeling down can boost your mood or spiral you into feeling worse. “One of the most common strategies that both children and adults use is what I call ‘attention …

… can find new ways to prevent or treat it. Thanks to medical advances, some people can live for many years with metastatic cancer when it is well-controlled. … Adapting to New Locations … … new ways to use the body’s own immune system to fight cancer. This is called immunotherapy. One type, called immune checkpoint inhibitors, is now widely used. It can extend the lives of …

… expand our awareness and open us up to new ideas, so we can grow and add to our toolkit for survival,” Fredrickson explains. “But people need negative emotions to move through difficult … can be considered as a life skill. If you practice, you can actually get better at it.” In one study, Davidson and his colleagues found changes in reward-related brain circuits after … that followed compared to the group that hadn’t engaged in self-affirmation. “The study shows one way that we can open the brain to positive change and help people achieve their goals,” Falk …

… Getting enough vitamins and minerals is important for your health, and there’s a long list of essential ones. Vitamin D is one you may hear a lot about. It helps your body absorb calcium, a mineral your body needs to …

… fatty liver disease. When this happens, it is called nonalcoholic fatty liver disease. “About one-third of U.S. adults have nonalcoholic fatty liver disease,” says Dr. Rohit Loomba, a liver … plant. All worked heavily with a chemical called vinyl chloride. This chemical is mainly used for making the PVC in plastic products. Since then, many more chemicals have been linked to fatty … aim for a healthy weight and drink alcohol in moderation. Understanding what counts as one drink can help you keep track, says Nagy. Learn about the different sizes of drinks . For …

… be key to good health. Socially connected people tend to live longer. They’re at lower risk for serious health problems. Social bonds are also linked to our mental health, eating habits, … also raises your risk. So do major life changes like retirement or the death of a loved one. Many studies have found that older adults are especially likely to feel lonely or socially … quality of couples’ relationships. They’re studying whether repetitive negative thoughts in one partner leads to stress and health problems for both. … New Connections … “If you’re feeling …