Drinking a glass of water is often sufficient to quench thirst after exercising. But while the sensation of thirst may be satiated after just a few minutes of drinking, the process of rehydration actually takes around half an hour. The delay occurs because the brain receives signals that you drank water before the body is fully rehydrated...
Month: <span>January 2022</span>
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Study profiles side-effects linked to common immunosuppressant
New research led by University of Manchester and NIHR Manchester Biomedical Research Centre (BRC) scientists has profiled the side effects of methotrexate – a common drug used to treat arthritis and other autoimmune diseases. The authors hope their findings – published in journal Rheumatology – will ease the concerns of patients before commencing treatment, who often lack...
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Anti-COVID Nanobubbles Act as Viral Decoys
JANUARY 27TH, 2022 CONN HASTINGS MEDICINE, NANOMEDICINE, PUBLIC HEALTH Researchers at Northwestern University have discovered naturally-occurring extracellular vesicles in the blood that contain the ACE2 protein, which is the cellular target of SARS-CoV-2. The vesicles act as a binding site for viral particles within the body, and prevent them from binding to and infecting cells. Unlike...
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TearCare System for Meibomian Gland Dysfunction: Interview with Reay H. Brown, CMO of Sight Sciences
JANUARY 27TH, 2022 CONN HASTINGS EXCLUSIVE, OPHTHALMOLOGY Sight Sciences, a medtech company based in California, specializes in devices to treat glaucoma and dry eye disease. The company has recently announced FDA 510(k) clearance for the TearCare System, a device designed to treat meibomian gland dysfunction. Meibomian glands are present near the rims of our eyelids and they...
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Psychiatric disease associated with increased risk of death from cardiovascular disease and diabetes
PLOS IMAGE: SU/ ÖSTRA: INSIDE BY NIGHT CREDIT: MESCON, FLICKR (CC BY 2.0, HTTPS://CREATIVECOMMONS.ORG/LICENSES/BY/2.0/) Among patients with chronic, non-communicable diseases, the risk of death is more than doubled if they also have a psychiatric comorbidity, according to a new study publishing January 27th in PLOS Medicine by Seena Fazel of the University of Oxford, UK, and colleagues. Non-communicable diseases...
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Living near or downwind of unconventional oil and gas development linked with increased risk of early death
HARVARD T.H. CHAN SCHOOL OF PUBLIC HEALTH Boston, MA – Elderly people living near or downwind of unconventional oil and gas development (UOGD)—which involves extraction methods including directional (non-vertical) drilling and hydraulic fracturing, or fracking—are at higher risk of early death compared with elderly individuals who don’t live near such operations, according to a large...
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‘Cell atlas’ of brain vasculature connects stroke with novel immune cells
by University of California, San Francisco Cerebal vascular imaging. Credit: © Michel Royon / Wikimedia Commons, CC BY-SA 3.0 In work that will enhance the study of such diseases as stroke and dementia, researchers at UC San Francisco have cataloged all the cells that form the blood vessels of the human brain, along with their locations...
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Genetic clues link lipoprotein A to prostate cancer risk
by Public Library of Science Credit: CC0 Public Domain A new analysis has uncovered a potential link between higher prostate cancer risk and genetic variants associated with higher bloodstream levels of the cholesterol-transporting molecule lipoprotein A. Anna Ioannidou of Imperial College London, U.K., and colleagues present these findings in the open-access journal PLOS Medicine. Some factors...
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Researchers target ‘Jekyll and Hyde’ bacteria behind respiratory infections
by University of Queensland Credit: Pixabay/CC0 Public Domain Researchers have discovered a way to kill a type of bacteria that causes millions of respiratory infections in children and the elderly, paving the way for more effective treatment. University of Queensland researchers were able to deactivate a protein critical to the survival of Haemophilus Influenzae bacteria, which...
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How many times can I reuse my N95 mask?
by Emma H. Tobin How many times can I reuse my N95 mask? Credit: AP Illustration/Peter Hamlin How many times can I reuse my N95 mask? It depends, but you should be able to use N95s and KN95s a few times. The U.S. Centers of Disease Control and Prevention says health care workers can wear an N95...