Long-Term AJP Study Demonstrates Effect of Ongoing Use
Arlington, Va. – Patients with recent-onset schizophrenia who use marijuana (or other forms of cannabis) over a period of up to five years loose more brain volume, compared with patients who don’t use cannabis. These decreases in brain volume appear over time as excessive loss of gray matter, […]

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The Respiratory System
The respiratory system is a group of organs and tissues that help you breathe. The main parts of this system are the airways, the lungs and linked blood vessels, and the muscles that enable breathing.
The Respiratory System

Figure A shows the location of the respiratory structures […]

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CDC has done a preliminary analysis of the data from the testing and has identified findings with significant implications for public health.
After Hurricane Katrina, the Federal Emergency Management Agency (FEMA) provided mobile homes and travel trailers to Gulf Coast residents who had lost their homes. Concerns have surfaced about air quality in the mobile homes […]

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An alarming number of adults fail to recognize heart attack warning signs and symptoms that could, if heeded, save their lives, according to a new Centers for Disease Control and Prevention (CDC) study conducted in 14 states.
The Morbidity and Mortality Weekly Report study, “Disparities in Awareness of Heart Attack Warning Signs and Actions among U.S. […]

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Enzyme Structure Reveals New Drug Targets for Cancer and Other Diseases
If the genome is the parts list of the human cell, certain proteins are the production managers, activating and deactivating genes […]

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