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Breaking The Pattern: How Motivation Plays A Role In Getting Healthy

06:37 27-06-2008; source: www.sciencedaily.com

People fall into a pattern. They start out with the best intentions and do well for a little while ... but then fall back into old habits. It's a classic health trap: two steps forward, three steps back. People end up feeling bad about themselves. Moreover, the two-steps-forward-three-steps-back dance ends up increasing the health problems the behavioral changes were supposed to address in the first place.

What It's Like To Be A Bat: Vocal Sonar Does More Than Locate Objects; It Cues Memory And Assists Flight

06:37 27-06-2008; source: www.sciencedaily.com

Not many people think about what it's like to be a bat, but for those who do, it's enlightening and potentially groundbreaking for understanding aspects of the human brain and nervous system.

Marijuana May Be Effective For Neuropathic Pain

00:37 27-06-2008; source: www.sciencedaily.com

The growing body of evidence that marijuana (cannabis) may be effective as a pain reliever has been expanded with publication of a new study in The Journal of Pain reporting that patients with nerve pain showed reduced pain intensity from smoking marijuana. Researchers examined whether marijuana produces analgesia for patients with neuropathic pain. Thirty-eight patients were examined. They were given either high-dose (7%), low-dose (3.5%) or placebo cannabis.

Sudden Hearing Loss Could Indicate Future Stroke

00:37 27-06-2008; source: www.sciencedaily.com

Patients hospitalized for sudden hearing loss were more likely to suffer a later stroke than some other patients. The findings haven't been duplicated in other research and should be interpreted cautiously. Researchers suggest patients with sudden sensorineural hearing loss be evaluated for stroke risk factors.

10 Percent Of Healthy People In Study Had Injury From 'Silent Strokes'

00:37 27-06-2008; source: www.sciencedaily.com

MRIs on healthy Framingham offspring found that about 10 percent had experienced a silent stroke. Silent stroke -- silent cerebral infarction -- is a risk factor for stroke and dementia.

Hard Work While Fatigued Affects Blood Pressure

21:37 26-06-2008; source: www.sciencedaily.com

When fatigued individuals perceive a task as being achievable and worth doing, they increase their effort to make up for their diminished capability due to fatigue. As a result, blood pressure tends to rise and remain elevated until the task is completed or individuals stop trying because they think success is impossible or too difficult to be justified.