Medicine News

Honey from Australian Honeypot Ants Has Unique Antimicrobial Properties

Australian honeypot ants (Camponotus inflatus) are found throughout the central desert region of Australia. Image credit: Danny Ulrich.
Jul 26, 2023 by Natali Anderson

Honey produced by the Australian honeypot ant (Camponotus inflatus) is valued nutritionally and medicinally by Indigenous peoples. In a new study, scientists at the University of Sydney found honeypot ant honey to have strong total activity against Staphylococcus aureus but not against other bacteria, and strong activity against two species of fungi: Cryptococcus and Aspergillus. When compared with therapeutic-grade jarrah and manuka honey produced...

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Increasing olive oil intake in place of margarine and mayonnaise represents a potential strategy to reduce fatal dementia risk. Image credit: StockSnap.

Regular Olive Oil Consumption Reduces Fatal Dementia Risk, Study Suggests

Jul 25, 2023 by Natali Anderson

In a large study of U.S. adults, higher olive oil intake was associated with a moderately lower risk of fatal dementia, irrespective of diet quality. Increasing...

Using NMR-based analysis, Tira et al. were able to identify the most abundant constituents of espresso coffee. Image credit: Sci.News.

Espresso Coffee Mitigates Aggregation and Condensation of Alzheimer’s Protein in Lab Experiments

Jul 19, 2023 by Natali Anderson

Espresso coffee is among the most consumed beverages in the world. Recent studies report a protective activity of the coffee beverage against neurodegenerative...

Hydroxyapatite was proven to be a safe and efficient anticaries agent in oral care. Image credit: StockSnap.

Fluoride-Free, Hydroxyapatite Toothpaste Prevents Cavities as Effectively as Fluoride: Study

Jul 18, 2023 by News Staff

Dental caries is a worldwide challenge for public health. In a new double-blinded, randomized, clinical trial, scientists from Poznan University of Medical...

WHO recommends that adults limit fat intake to 30% of their total energy intake, with no more than 10% of total energy coming from saturated fats, and less than 1% coming from trans fats. Image credit: Pexels.

WHO Releases New International Dietary Guidelines

Jul 18, 2023 by News Staff

Three new guidelines from the World Health Organization (WHO) — Saturated fatty acid and trans-fatty acid intake for adults and children, Total fat...

Wu et al. investigated the association of adult literacy activities (taking education classes, using a computer, and writing letters or journals) and active mental activities (playing games, cards, or chess and doing crosswords or puzzles) with dementia risk among older individuals. Image credit: Steve Buissinne.

Study: Engagement in Literacy and Active Mental Activities May Help Prevent Dementia in Older Age

Jul 17, 2023 by Natali Anderson

In a cohort study of over 10,000 older individuals in Australia, more frequent participation in adult literacy activities (taking education classes, using...

Thompson et al. investigated whether supplementing older adults with monthly doses of vitamin D alters the incidence of major cardiovascular events.

Monthly Vitamin D May Prevent Heart Attacks in Older People, Study Shows

Jun 30, 2023 by News Staff

New research indicates that vitamin D supplementation might reduce the incidence of major cardiovascular events, particularly myocardial infarction and...

Positive effects of aerobic exercise in Alzheimer’s disease may be mediated by redistribution of blood flow and neural activity in Alzheimer’s disease-sensitive regions of brain. Image credit: Mabel Amber.

Study: Exercise May Induce Stroke in Patients with Highly Blocked Carotid Arteries

Jun 20, 2023 by News Staff

Contrastingly, for healthy patients and those with only slightly blocked carotid arteries, exercise is beneficial for maintaining healthy blood flow. Khan...

Neanderthal. Image credit: Neanderthal Museum.

Study: Viking Disease is Partly of Neanderthal Origin

Jun 14, 2023 by News Staff

Also known as Dupuytren’s disease, ‘Viking disease’ hand disorder — a condition in which one or more fingers become permanently bent in a flexed...

Prunus mume. Image credit: Manseok Kim.

Japanese Plum Juice Concentrate Improves Cardiovascular Health

Jun 14, 2023 by Natali Anderson

Fruit from the Japanese plum tree (Prunus mume) is a traditional food in Japan. Traditionally referred to as ‘Ume,’ the raw fruit contains toxins,...

Dopamine release following intragastric glucose and lipid infusions in lean participants and participants with obesity before and after weight loss. Image credit: van Galen et al., doi: 10.1038/s42255-023-00816-9.

Brain Responses to Nutrients are Severely Impaired in Humans with Obesity, Study Shows

Jun 13, 2023 by News Staff

Importantly, the impaired neuronal responses are not restored after diet-induced weight loss, according to a new study led by Amsterdam University Medical...

Tinnitus, the ringing, buzzing or hissing sound of silence, varies from slightly annoying in some to utterly debilitating in others. Image credit: Gerd Altmann.

Precisely Timed Bi-Sensory Treatment Effective for Adults with Somatic Tinnitus

Jun 7, 2023 by News Staff

In a randomized clinical trial involving 99 participants with somatic tinnitus, statistically significant reductions in tinnitus loudness level were observed...

Dave et al. demonstrated that grape consumption does not perturb the eubiotic state of the microbiome with normal, healthy human subjects; grape consumption does change taxonomic composition of the microbiome, enzyme levels, KEGG pathways, and the metabolome. Image credit: NoName_13.

Grape Consumption Modulates Human Microbiome, Study Suggests

May 29, 2023 by Natali Anderson

In new research, scientists from Western New England University and elsewhere investigated the potential of grapes to modulate the human microbiome and...

Yeung et al. examined the effect of daily multivitamin/multimineral supplementation on memory in older adults. Image credit: Ri Butov.

Daily Multivitamin Supplementation Improves Memory in Older Adults, New Study Finds

May 25, 2023 by News Staff

Multivitamin supplementation holds promise as a safe and accessible approach to maintaining cognitive health in older age, according to new research led...

Morgan et al. established the activity spectrum of nourseothricin and its main components, streptothricin F (S-F, 1 lysine) and streptothricin D (S-D, 3 lysines), purified to homogeneity, against highly drug-resistant, carbapenem-resistant Enterobacterales and Acinetobacter baumannii (shown here). Image credit: Vader1941 / CC BY-SA 4.0.

Old Antibiotic Effective against Highly Drug-Resistant Gram-Negative Bacteria, Researchers Claim

May 16, 2023 by News Staff

Nourseothricin, also known as the streptothricin natural product mixture, was discovered in the early 1940s, generating intense initial interest because...

Talking on a mobile for 30 minutes or more per week is linked with a 12% increased risk of high blood pressure compared with less than 30 minutes. Image credit: Pexels.

Regular Mobile Phone Use for Calls May Increase Risk of New-Onset Hypertension: Study

May 8, 2023 by Enrico de Lazaro

In a large study of 212,046 participants, mobile phone use for making or receiving calls was significantly associated with a higher risk of new-onset hypertension,...

Watermelons. Image credit: Jorge Furber.

Regular Watermelon Consumption Improves Heart Health and Diet Quality, Two Studies Suggest

May 5, 2023 by Natali Anderson

Two new studies in the journal Nutrients suggest that watermelon consumption can increase nutrient intake and overall diet quality in both children and...

Cho et al. found a link between regular use of the Internet and a lower risk of dementia. Image credit: StockSnap.

Study: Regular Use of Internet Reduces Risk of Dementia

May 4, 2023 by Natali Anderson

Regular Internet usage was associated with approximately half the risk of dementia compared to non-regular usage in new research from New York University. Cho...

Cranberries contain proanthocyanidins, which inhibit the adherence of Escherichia coli to the urothelial cells lining the bladder. Image credit: David Mark.

Cranberry Product Consumption Reduces Risk of Symptomatic UTIs in Women

Apr 20, 2023 by Enrico de Lazaro

Cranberries — as cranberry juice, tablets or capsules — have been used for many years to prevent urinary tract infections (UTIs). They contain...

In a randomized controlled trial, a significant increase in urinary phenolic metabolites was observed in healthy young adults who consumed skin roasted peanuts and peanut butter daily for 6 months compared to those who consumed a control butter (cream without fiber or polyphenols). Image credit: Petra Pezibear.

Peanut Consumption Could Have Positive Impact on Vascular Biomarkers in Healthy Young Adults

Mar 27, 2023 by News Staff

New research from the University of Barcelona and the CIBER Fisiopatología de la Obesidad y Nutrición suggests that the urinary phenolic metabolites...

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