In a 30-year study of more than 10,000 people, Nicholas Christakis of Harvard Medical School describes how all kinds of social networks have similar effects.

The effects are complex, affected by socio-economic factors, health-service provision, emotional support and other more physiological (生理的) mechanisms

They have effects similar to those of a marriage.

The effects of positive thinking vary from person to person.

Oh, the effects were very good.

"It unties the hands of the pharmaceutical制藥的industry so that they can begin treating the disease and not just the side effects," he said.

A review of 54 studies found that eating breakfast can improve memory, though the effects on other brain functions were inconclusive.

As a physician, nutrition is one of the most powerful things you can change to reverse the effects of long-term disease.

Besides the airport crowds and stress, travelling at a high altitude has real effects on the body.

Economist Carl Weinberg believes the negative effects of plunging oil prices are overwhelming the positive effects of cheaper oil.

The combined effects of those trends and the political tensions they generate point to the breakdown of governments and societies.

The Director General of the International Labour Organization Juan Somavia notes that some countries have taken measures to address the effects of the global crisis.

The effects of air pollution are worst in the developing world, where in some places lost-labor income equals-nearly 1% of GDP.

They want to see what the effects will be.

Those who added dessert lost an average of 40 pounds more—however, the study was unable to show the longterm effects.

Songs like "Tomorrow Never Knows", "Strawberry Fields Forever", and "A Day in the Life" featured revolutionary sound effects that dazzled and mystified Martin's American counterparts.

With creativity, even old-fashioned instruments may produce spectacular sound effects

But, Kapur notes, none of us like to fail, no matter how often Silicon Valley entrepreneurs praise the beneficial effects of an idea that fails or a start-up company that crashes and burns.

What's far less understood by scientists, however, are the potentially harmful effects of goal-setting.

Goals are widely used and promoted as having really beneficial effects

Even a few negative effects could be so large that they outweigh many positive effects," he says.

Its negative effects have long been neglected

It exaggerates the side effects of goal-setting.

The positive effects of goal-setting outweigh its negative effects.

He hoped that these added effects would encourage his audience to support local sports teams.

Side effects of some common drugs.

Action to restore appropriate price incentives, notably through corrective carbon pricing, is urgently needed to lower the risk of irreversible and potentially devastating effects of climate change.

All these effects held true for measures of happiness, life satisfaction and self-esteem, with the effects stronger in the 8th and l0th-graders.

Although these may not seem like large effects, the impact of early attention problems continued throughout the children's academic careers.

Changing your beliefs about the nature of your self-control can have positive effects on character development.

College professors are increasingly raising alarm bells about the effects smartphones, laptops, and tablets have on academic performance.

College professors are increasingly?raising?alarm bells about the effects smart?phones, laptops, and tablets have on academic performance.

Exercise, diet, cognitive stimulation showed some positive effects, although the evidence was not so strong that we could actually consider these firmly established.

Glimmers of hope, however, are beginning to emerge in this bruising environment: Americans are becoming aware of the toll their jobs take on them, and employers are exploring ways to alleviate the harmful effects of stress and overwork.

Health and environmental advocates have long urged U.S.government agencies to tighten the use of some of the 11 chemicals the report cites and called for more studies on their long-term effects.

However, given that there is at least some evidence for positive effects from some of these lifestyle changes, plus other benefits apparently unrelated to cognitive decline, Burke was willing to offer some recommendations.

In Nigeria, where tomatoes are a staple of local diets, the insect's effects are devastating.

migrating birds affect ecosystems both at home and at their winter destinations, and disrupting the traditional routes could have unexpected side effects.

Perhaps worse, the detrimental effects of an unhealthy diet and insufficient exercise are not limited to your body.

Recent research has also shown that indulging in a high-fat and high-sugar diet may have negative effects on your brain, causing learning and memory deficits.

Space Policy Directive-3 lays out general guidelines for the United States to mitigate the effects of space debris and track and manage traffic in space.

The agency is now investigating the toxic effects of some of the chemicals in the latest report.

The developing brain, the report says, is particularly vulnerable to the toxic effects of certain chemicals these products may contain, and the damage they cause can be permanent.

To measure the effects of Internet-based distractions during class, researchers, evaluated 500 students taking an introductory psychology class at michigan State University.

When these side effects occur, they are called adverse reactions.

While alternative estimates of the damage from carbon emissions differ, and it's especially hard to reckon the likely costs of possible catastrophic climate events, most estimates suggest substantial negative effects.