Positron emission tomography (PET), an advanced medical imaging technique, has been widely used in various clinical applications, including tumor detection and neurologic disorders. Reducing the radiotracer dose could decrease the patient’s radiation exposure in PET imaging. However, it could also increase the noise and then affect the image quality. Researchers from the Shenzhen Institutes of
Throughout its fifty years of publication, the Journal of Nutrition Education and Behavior (JNEB) has recognized the importance of physical activity as a key behavior helpful to achieving a healthy lifestyle. The November/December issue’s theme of physical activity highlights recent research on designing, delivering, and measuring physical activity programs for different audiences. “Challenges to beginning
Sleep is known to be important for creative thinking, but exactly how it helps and what role each sleep stage—REM and non-REM—plays remains unclear. A team of researchers have now developed a hypothesis, outlined in an Opinion published May 15 in the journal Trends in Cognitive Sciences, to explain how the interleaving of REM and
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