Reference Terms
from Wikipedia, the free encyclopedia
Substance abuse
Substance abuse refers to the overindulgence in and dependence on a stimulant, depressant, chemical substance, herb (plant) or fungus leading to effects that are detrimental to the individual's physical health or mental health, or the welfare of others.1
Note: The above text is excerpted from the Wikipedia article "Substance abuse", which has been released under the GNU Free Documentation License.
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April 25, 2024
Apr. 23, 2024 — Researchers describe the steps they took to manipulate DNA and proteins -- essential building blocks of life -- to create cells that look and act like cells from the body. This accomplishment, a first in the field, has implications for efforts in ...
Apr. 17, 2024 — Investigators have discovered how brain cells responsible for working memory -- the type required to remember a phone number long enough to dial it -- coordinate intentional focus and short-term storage of ...
Apr. 15, 2024 — Over a ten-year period, biobank participants who met recommended levels of physical activity had a 23% lower risk of cardiovascular disease, and the protective effects were even more pronounced in ...
Apr. 10, 2024 — Cortisone and other related glucocorticoids are extremely effective at curbing excessive immune reactions. But previously, astonishingly little was known about how they exactly do that. Researchers have now explored the molecular mechanism of action ...
Latest Headlines
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Apr. 25, 2024 — Researchers have developed a web-based platform that offers an unprecedented view of the human body at the cellular level. The aim is to create an invaluable resource for researchers worldwide to ...
Apr. 25, 2024 — What happens in the body when we are hungry and see and smell food? A team of researchers has now been able to show in mice that adaptations in the liver mitochondria take place after only a few ...
Apr. 25, 2024 — Warning letters can safely cut prescribing of a powerful but risky antipsychotic, according to a new study. Researchers used Medicare data to study ...
Apr. 24, 2024 — People who take acid-reducing drugs may have a higher risk of migraine and other severe headache than people who do not take these medications, according to a new study. The acid-reducing drugs ...
Apr. 24, 2024 — To improve chemotherapy dosing, engineers designed CLAUDIA, a way to continuously measure how much drug is in a patient's system during hours-long ...
Apr. 24, 2024 — Conditions such as diabetes, heart attack and vascular diseases commonly diagnosed in people with spinal cord injuries can be traced to abnormal post-injury neuronal activity that causes abdominal ...
Apr. 24, 2024 — A new study has discovered how a lipid molecule found at high levels within tumors undermines the anti-cancer immune response and compromises a ...
Apr. 24, 2024 — A groundbreaking study combined novel experimental data within an innovative modeling framework to examine how temperature might affect transmission ...
Apr. 24, 2024 — Cells constantly navigate a dynamic environment, facing ever-changing conditions and challenges. But how do cells swiftly adapt to these environmental fluctuations? A new study is answering that ...
Apr. 24, 2024 — A thin film that combines an electrode grid and LEDs can both track and produce a visual representation of the brain's activity in real-time during ...