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Half-Life
Half-Life
Half-Life
Half-Life
Half-Life

The following information is about Half-Life.

Half-Life Defined

1. The time required for a pollutant to lose one-half of its original coconcentrationor example, the biochemical half-life of DDT in the environment is 15 years. 2. The time required for half of the atoms of a radioactive element to undergo self-transmutation or decay (half-life of radium is 1620 years). 3. The time required for the elimination of half a total dose from the body.

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ED Drug Relieves Lower Urinary Tract Symptoms

Published August 20, 2008, 12:36 pm, MedicineNet.com

Title: ED Drug Relieves Lower Urinary Tract Symptoms Category: Health News Created: 8/20/2008 2:00:00 AM Last Editorial Review: 8/20/2008

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Cialis may help men with benign prostatic hyperplasia symptoms

Published August 19, 2008, 5:27 pm, News-Medical-Net

Men with signs of benign prostatic hyperplasia (BPH) can be helped with a daily dose of erectile dysfunction drug tadalafil (Cialis) to relieve associated lower urinary tract symptoms (LUTS), according to a new study published in the October 2008 issue of The Journal of Urology.

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Malibu dentist aims to ban mercury amalgam fillings

Published August 19, 2008, 2:14 pm, The Malibu Times

The FDA has recently reversed its stance on the fillings containing mercury.

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Tadalafil Shows Promise For Relief Of Lower Urinary Tract Symptoms Associated With Benign Prostatic Hyperplasia

Published August 19, 2008, 1:13 pm, Medical News Today

Men with signs of benign prostatic hyperplasia (BPH) can be helped with a daily dose of tadalafil (Cxxxxs®) to relieve associated lower urinary tract symptoms (LUTS), according to a new study published in the October 2008 issue of The Journal of Urology.

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Tadalafil shows promise for relief of lower urinary tract symptoms associated with BPH

Published August 18, 2008, 9:21 pm, EurekAlert!

( Elsevier Health Sciences ) Men with signs of benign prostatic hyperplasia can be helped with a daily dose of erectile dysfunction drug tadalafil to relieve associated lower urinary tract symptoms, according to a new study published in the October 2008 issue of the Journal of Urology. Researchers from the University of Texas Southwestern Medical Center at Dallas, Northwestern University and ...

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Proposed nuclear plant draws support, criticism

Published August 18, 2008, 2:47 pm, Jefferson City News Tribune

Even though AmerenUE has not officially confirmed they will be building a second unit at the Callaway Nuclear Plant, the issue is still a hot topic of discussion throughout the county and across the state.

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Nursing a nuclear test hangover

Published August 17, 2008, 7:33 am, Stock & Land

'The equivalent of 1.6 Hiroshima bombs was dropped on our tiny country every day of the 12-year test period," says Jack Ading, the Marshall Islands Finance Minister and Enewetak's senator. "Two of Enewetak's islands were vapourised," he says.

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Global pursuit of happiness

Published August 15, 2008, 7:00 am, The Australian

ENDANGERED ice caps and polar bears notwithstanding, the thing that most annoys me about global warming is that the climate wars have turned its prophets into priests of a new campaign against the modern world.

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Nuvelo Announces Positive Phase 1b Proof-of-Concept Data With Anticoagulant NU172

Published August 15, 2008, 4:15 am, Medical News Today

Nuvelo, Inc. (Nasdaq: NUVO) announced positive results from the Phase 1b proof-of-concept trial of NU172, demonstrating that the direct thrombin inhibitor rapidly produced and maintained anticoagulation with a rapid return toward baseline after the infusion ended with a favorable safety profile.

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Study Finds Health Problems from Wind Farms

Published August 14, 2008, 7:45 am, AnandTech

Sleep and learning disorders, migraines, dizziness, and other problems possible....

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