Tag: "pleasure" at medical news

Genes for alcohol consumption identified

...hol. People without this variant might derive less pleasure from alcohol, and may therefore drink less. The large-scale study, published in The Pharmacogenomics Journal [March 2005], provides evidence that particular human genes can influence behaviour. It is being hailed as an important advance in understa...

Chemists identify immune system mechanism for methamphetamine binges

...g from reaching its place of action in the brain's pleasure center, users might require more of the drug because some of it is bound up by antibodies and "soaked up like a sponge," according to the researcher. "If the mechanism we proposed proves true in humans, then it will help explain why addicts go on pro...

Studies underscore genetic involvement in nicotine addiction & aggressive hostility

... neurotransmitter that plays a role in the brain's pleasure system and also aids learning and memory, sleep, control of muscle movement, heart rate, blood pressure and more. Because nicotine is chemically very similar to acetylcholine, it binds to the same receptors, including those with the protein made fro...

Potential drug target for treating cocaine abuse found

...r within the brain reward system. Dopamine signals pleasure and reward by binding to receptors on the receivin...ng it to build up and send an unceasing message of pleasure the cocaine high. Researchers have long searched for "a molecule that would block cocaine's effects...

Johns Hopkins scientists receive presidential medals

... honored by President Bush." "Riccardo is always a pleasure to work with," added Colin Norman, a professor of physics and astronomy at Johns Hopkins and a collaborator of Giacconi's. "He holds fast to the highest possible levels of scientific and technical truth. He possesses profound physical insight, and hi...

Overweight, boozy and depressed: Why we need healthy new year's resolutions

...8 group. Hardly anyone born in 1946 took drugs for pleasure they were not easily available. In 2000, 64 per cent of men born in 1970 claimed experience, including using cannabis, compared with 40 per cent from 1958. And 45 per cent of women born in 1970 took drugs or had experimented, compared with 26 per ce...

New study shows early ritalin may cause long-term effects on the brain

...at the animals had a reduced ability to experience pleasure and reward, particularly when it was measured by sensitivity to cocaine. In addition, they found that the animals exposed to Ritalin during pre-adolescence were more prone to express despair-like behaviors in stressful situations (such as swim tests...

Astronauts submit first medical research paper from space

... Microgravity (ADUM) experiment. "It is with great pleasure that we offer to the journal Radiology the first paper ever submitted from the ISS," said the study's lead author, ISS Science Officer E. Michael Fincke, M.S. The ADUM experiment is being conducted to determine the accuracy of ultrasound in novel cli...

The 23rd Congress of the European Society for Therapeutic Radiology and Oncology (ESTRO)

...end this bi-annual meeting of the ESTRO. It is our pleasure to invite you to attend the official Press Conference at 12:30CET on Tuesday 26 October. The Press Conference will take place in the "L Room" in the conference centre of the RAI. Press Conference: New findings in prostate, breast and head and neck c...

The human brain responds to receiving rewards 'the old fashioned way'

... it has been unclear whether it was because of the pleasure surrounding the money or the fact that the money was presented to participants in a salient or behaviorally important manner," said Zink. "We differentiated the saliency aspect by having the participants receive money that had nothing to do with the...

Exposure to food increases brain metabolism

...levels of dopamine, a neurotransmitter involved in pleasure and reward, in the brain's dorsal striatum ( http://www.bnl.gov/bnlweb/pubaf/pr/2002/bnlpr052002.htm ). Additionally, to better understand the relationship of the dopamine system to obesity, they looked at the brain circuits of obese individuals and ...

Zinc supplements could help treat ADHD

...ieved to play an important role in the feelings of pleasure and reward. The authors acknowledge that their study is only small. They suggest that further research in this area is needed to confirm the positive effects of zinc supplements on children with ADHD....

Heavy smokers see cigarettes as 'friends'

...king, they feel angry that this source of physical pleasure should be taken from them. They see themselves as ...wal symptoms, weight gain and the loss of physical pleasure from giving up cigarettes. ...

Scientist gets award for sending people to sleep

...ollaborators and students with whom I have had the pleasure to work. It is particularly pleasing to know that our research has benefited so many patients and inspires me to continue the quest of bringing basic discoveries into the clinical arena." Professor Sir Leszek Borysiewicz, Principal of the Faculty ...

Sexual pleasure improves after hysterectomy

..., but a study in this week's BMJ finds that sexual pleasure improves after hysterectomy. Researchers in the Ne...ivity, and problems during sexual activity. Sexual pleasure significantly improved in all patients, regardless of the type of hysterectomy. The persistence and ...

British scientists receive Lasker Prize for discovering new treatment for rheumatoid arthritis

..."It is a great honour to receive this award, and a pleasure to see that well funded long-term research such as that supported by arc at the Kennedy Institute can have such benefit for patients. The research strength we were able to develop enabled us to influence the pharmaceutical industry to move into new t...

DuPont R&D leader named American Academy of Arts and Sciences Fellow

... Academy of Arts and Sciences. "It gives me great pleasure to welcome these outstanding and influential individuals to the nation's oldest and most illustrious learned society," said American Academy president Patricia Meyer. "Election to the American Academy is an honor that acknowledges the best of all sc...

Identifying depression in preschoolers

...ists call anhedonia -- the inability to experience pleasure from activities and play. Another common symptom i...study is that depressed children just don't derive pleasure from the same things as a typical 3- to 5-year-old child," says principal investigator Joan L. Luby,...

UT Southwestern researchers find clue to understanding tolerance to drugs of abuse

... both physiological and psychological as well as pleasure can activate changes in the nucleus accumbens, the forebrain structure critical for reward and motivation processes. The findings appeared in a recent issue of Proceedings of the National Academy of Sciences. Senior author Dr. Eric Nestler, chairma...

Caring for children with emotional disorders grows increasingly stressful over time

...esearchers asked them to rate the level of stress, pleasure and responsibility they were feeling with regard to different aspects of their lives including work, home, relationships and physical health. From the data, Early and her colleagues found t...

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