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The compound in the Mediterranean diet that makes cancer cells 'mortal'

New research suggests that a compound abundant in the Mediterranean diet takes away cancer cells' "superpower" to escape death. By altering a very specific step in gene regulation, this compound essentially re-educates cancer ...

Cancer created May 20, 2013 | popularity 4.9 / 5 (16) | comments 3 | with audio podcast

New sleeping pill poised to hit US markets

An experimental sleeping pill from US drug company Merck is effective at helping people fall and stay asleep, according to reviewers at the US Food and Drug Administration, which could soon approve the new drug.

Medications created 4 hours ago | popularity 5 / 5 (1) | comments 0

Reducing caloric intake delays nerve cell loss

Activating an enzyme known to play a role in the anti-aging benefits of calorie restriction delays the loss of brain cells and preserves cognitive function in mice, according to a study published in the May ...

Neuroscience created 4 hours ago | popularity 5 / 5 (3) | comments 0 | with audio podcast

Study finds vitamin C can kill drug-resistant TB (w/ video)

In a striking, unexpected discovery, researchers at Albert Einstein College of Medicine of Yeshiva University have determined that vitamin C kills drug-resistant tuberculosis (TB) bacteria in laboratory culture. The finding ...

Diseases, Conditions, Syndromes created 10 hours ago | popularity 5 / 5 (4) | comments 0 | with audio podcast

Evaluating a new way to open clogged arteries

Over the past few decades, scientists have developed many devices that can reopen clogged arteries, including angioplasty balloons and metallic stents. While generally effective, each of these treatments ...

Cardiology created 14 hours ago | popularity 4.8 / 5 (4) | comments 0 | with audio podcast

Bed sharing with parents increases risk of cot death fivefold

Bed sharing with parents is linked to a fivefold increased risk of sudden infant death syndrome (SIDS), even when the parents are non-smokers and the mother has not been drinking alcohol and does not use illegal drugs, according ...

Health created May 20, 2013 | popularity 1.3 / 5 (3) | comments 0

One in ten teens using 'study drugs,' but parents aren't paying attention

As high schoolers prepare for final exams, teens nationwide may be tempted to use a "study drug"—a prescription stimulant or amphetamine—to gain an academic edge. But a new University of Michigan poll shows only one in ...

Health created May 20, 2013 | popularity not rated yet | comments 0

Breakup of physician, drug company relationship could improve health care, cut cost

A new report suggests that improved health care and significant reductions in drug costs might be attained by breaking up the age-old relationship between physicians and drug company representatives who promote the newest, ...

Medications created May 20, 2013 | popularity 5 / 5 (1) | comments 0

FDA has safety concerns on Merck insomnia drug

Federal health regulators say an experimental insomnia drug from Merck can help patients fall asleep, but it also carries worrisome side effects, including daytime drowsiness and suicidal thinking.

Medications created May 20, 2013 | popularity not rated yet | comments 0

Anabolic steroids may affect future mental health

There is a link between use of anabolic-androgenic steroids and reduced mental health later in life. This is the main conclusion of a new study on elite male strength athletes that researchers from the University of Gothenburg ...

Psychology & Psychiatry created May 20, 2013 | popularity 3 / 5 (1) | comments 1

Pharmaceutical advances offer new options for health outcomes

Research presented at Digestive Disease Week (DDW) explores pharmaceutical advances for treating irritable bowel syndrome with diarrhea (IBS-D) and hepatitis C.

Diseases, Conditions, Syndromes created May 20, 2013 | popularity not rated yet | comments 0

Consumer group flags high SPF ratings on sunscreen

(AP)—Sunbathers this summer will find new sunscreen labels that are designed to make the products more effective and easier to use.

Health created May 20, 2013 | popularity not rated yet | comments 0

Drug

A drug, broadly speaking, is any substance that, when absorbed into the body of a living organism, alters normal bodily function. There is no single, precise definition, as there are different meanings in drug control law, government regulations, medicine, and colloquial usage.

In pharmacology, Dictionary.com defines a drug as "a chemical substance used in the treatment, cure, prevention, or diagnosis of disease or used to otherwise enhance physical or mental well-being." Drugs may be prescribed for a limited duration, or on a regular basis for chronic disorders.

Recreational drugs are chemical substances that affect the central nervous system, such as opioids or hallucinogens. They may be used for perceived beneficial effects on perception, consciousness, personality, and behavior. Some drugs can cause addiction and habituation.

Drugs are usually distinguished from endogenous biochemicals by being introduced from outside the organism.[citation needed] For example, insulin is a hormone that is synthesized in the body; it is called a hormone when it is synthesized by the pancreas inside the body, but if it is introduced into the body from outside, it is called a drug.[citation needed]

Many natural substances such as beers, wines, and some mushrooms, blur the line between food and drugs, as when ingested they affect the functioning of both mind and body.

For more information about Drug, read the full article at Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.