#Publichealth

Aging often nudges people to rise before dawn, a shift that goes beyond family jokes. Sleep researchers say it stems from changes in the brain’s internal clock and how environmental cues are read as we grow older. In Thailand, where many people are aging, understanding this pattern is especially important for health and daily life.

As the brain ages, its ability to interpret time signals weakens. Light, meals, social activity, and movement all help regulate the 24-hour cycle of wakefulness and rest. With age, these cues become less effective, nudging older adults toward earlier bedtimes and earlier awakenings. For Thai families, this isn’t just a personal habit; it’s a daily reality that shapes routines and caregiving.

In a striking new development, recent Iranian research has suggested that depression and anxiety may be “contagious” between romantic partners—not simply due to shared circumstances, but through the exchange of mouth bacteria during intimate interactions such as kissing. The study, published in the journal Exploratory Research and Hypothesis in Medicine and widely reported by StudyFinds, offers a fresh biological perspective on why couples often mirror each other’s moods and mental health (studyfinds.org).

A provocative study from Iran suggests that depression and anxiety may spread between romantic partners beyond shared circumstances. The research points to the exchange of mouth bacteria during intimate moments like kissing as a potential pathway. The findings, published in Exploratory Research and Hypothesis in Medicine, have sparking discussions about how mood can be influenced within intimate relationships.

Why this matters for Thai readers: Mental health is a growing priority in Thailand, with rising rates of depression across age groups. Understanding how relationships and daily habits impact well-being could inform more holistic approaches to care. Thai families often share close daily routines and meals, making the concept of mutual influence particularly relevant.

The safety and efficacy of mRNA vaccines have returned to the spotlight following new regulatory actions and heightened public debate, but the scientific community continues to reaffirm their vital role in combating the COVID-19 pandemic. Recent scrutiny, triggered by policy changes from the U.S. Food and Drug Administration (FDA), is prompting fresh discussion amid persistent misinformation and growing public concerns—even as evidence underscores overwhelming benefits for both individuals and public health at large (ABC News).

A surge of global discussion around mRNA vaccines has put their safety and effectiveness back in the spotlight. While regulatory moves spark public debate, the broader scientific consensus remains clear: mRNA vaccines play a vital role in reducing severe illness and death from COVID-19. In Thailand, the ongoing conversation informs local vaccination strategies, booster plans, and how to balance risks and benefits amid evolving variants.

In the United States, the FDA has narrowed upcoming COVID-19 shots produced with mRNA technology to people aged 65 and older or those with high-risk health conditions. The agency notes new clinical trial requirements before broader use. At the same time, manufacturers Moderna and Pfizer have been asked to update warning labels to address rare heart-related risks observed in some recipients, particularly after a second dose in younger males. These actions have intensified public scrutiny, underscoring the need for clear, evidence-based information.

Thailand is confronting a growing public health challenge as outbreaks of dengue, chikungunya, and Zika affect communities and the nation’s thriving tourism sector. New research shows these viruses, common in tropical climates, are becoming more entrenched, stressing healthcare systems and prompting urgent discussions on protecting residents and visitors during peak travel season. These findings from reputable infectious disease journals fuel the debate on how Thailand can safeguard people and sustain tourism.

Thailand is poised to tighten cannabis regulations after a surge in cases of foreign tourists attempting to smuggle the drug out of the country. The move follows the 2022 decriminalisation of cannabis, which spurred a local boom in tourism and entrepreneurship but also sparked public concern and international scrutiny.

In 2022, Thailand became Asia’s first country to remove cannabis from its narcotics list. The policy was pitched as an economic driver for farmers and the tourism sector. Dispensaries proliferated and the relaxed stance drew cannabis-curious visitors from around the world. Yet the absence of comprehensive rules left gaps that critics say enabled underage use, addiction risks, and now large-scale smuggling.

A groundbreaking 12-year study has revealed that building and maintaining muscle strength, rather than focusing solely on cardio exercises, could be the best strategy for living a longer and healthier life. Published in the Journal of Strength and Conditioning Research, the large-scale research tracked over 14,000 adults aged 50 and older and found a surprisingly strong link between grip strength—a simple measure of overall muscle health—and mortality risk, challenging prevailing beliefs about the sole significance of cardiovascular workouts for longevity.

Recent research in social psychology is shedding new light on the powerful yet often overlooked social benefits of simple acts like making eye contact and engaging in small talk with strangers. At a time when loneliness and social disconnection are on the rise worldwide—including in Thailand—experts suggest that these small gestures are not merely polite, but serve as “psychological generosity” with tangible benefits for both individuals and society as a whole. The insights, published in The Conversation by a professor of social psychology, challenge the prevailing trends of tech-induced social withdrawal and make a compelling case for a renewed focus on everyday human connection in public spaces (The Conversation).

A new study from Fujita Health University shows pizza is eaten much faster than chopstick-based bento meals. The finding suggests that how a meal is presented and consumed matters more for eating speed than simply changing the order of foods.

For Thai readers, where fast-food chains sit beside beloved rice and noodle dishes eaten with spoons and chopsticks, the results offer timely context. Eating speed not only affects fullness signals but also has implications for obesity and metabolic health in a country where these concerns are rising.

A new wave in fitness is gaining traction globally — and it’s as simple as walking, but with a twist. The Japanese interval walking method, now popular on social media and the subject of emerging scientific research, promises to boost cardiovascular health, reduce blood pressure, increase muscle strength, and support overall well-being through a simple but structured walking routine.

Originating in Japan as Interval Walking Training (IWT), this approach alternates short bursts of high-intensity walking with periods of slower-paced recovery. Proponents say it’s a smarter way to walk, delivering health results often associated with more strenuous exercise — and recent anecdotal reports, like one published by Tom’s Guide, suggest the method is accessible and enjoyable enough for sustained practice (Tom’s Guide).

A simple activity is catching global attention: walking with purpose. The Japanese interval walking method breaks walking into short, brisk bursts followed by recovery, delivering noticeable health benefits. Enthusiasts say it’s approachable, enjoyable, and effective for cardiovascular health, blood pressure, strength, and overall well-being.

IWT originated in Japan as Interval Walking Training. It alternates three minutes of brisk walking with three minutes of relaxed pace. This cycle lasts about 30 minutes and is recommended three to four times per week. The approach emphasizes structure over sheer volume, contrasting with the traditional 10,000-step target. Proponents argue that it offers a smarter way to walk and achieve fitness gains tied to more intensive activity.

A major Oxford study shows loneliness is not merely an emotional issue. It compounds health risks for people on low incomes, even when social time is similar to that of wealthier groups. The research followed about 24,500 individuals across 20 European countries and found that nearly half of the lowest-income participants felt lonely, versus 15% of higher-income peers. The loneliness tied to poverty was linked to higher pain, fatigue, and low mood, a pattern researchers describe as a “defensive symptom cluster.” Social connections provided the strongest relief for those on the economic margin, underscoring the critical role of relationships in health outcomes.

A newly published study by University College London (UCL) researchers reveals that individuals who have taken antidepressants for more than two years are vastly more likely to suffer severe and long-lasting withdrawal symptoms when discontinuing the medication, compared to those prescribed antidepressants for less than six months. The findings, which come at a critical time as antidepressant prescriptions have soared worldwide, suggest that the duration of use is a key driver for withdrawal difficulty, potentially prompting a significant shift in how these medications are prescribed and managed both globally and in Thailand.

Recent findings from University College London show that people on antidepressants for more than two years are far more likely to experience severe and lasting withdrawal when stopping the medication than those who used them for under six months. With antidepressant prescriptions rising worldwide, the study suggests the duration of use strongly drives withdrawal difficulty and could influence prescribing and tapering practices in Thailand.

In Thailand, antidepressants such as SSRIs are commonly prescribed for depression and anxiety, reflecting international trends. Data from the UCL study indicate that long-term users have a tenfold higher risk of withdrawal compared with short-term users, and about one in four people who have taken antidepressants for more than two years report severe withdrawal symptoms. The growing acceptance of mental health treatment in Thai communities after the pandemic makes these findings highly relevant for patients and clinicians.

A groundbreaking new clinical trial has found that vitamin D supplementation may slow a key cellular process associated with aging, providing intriguing evidence that this everyday nutrient could help preserve the building blocks of our health. However, medical experts urge the public not to rush to buy supplements based on these results alone, warning that more research is needed to confirm the findings and guide public health recommendations (Washington Post).

A landmark study published recently in JAMA Network Open has reignited the conversation about carbohydrates and healthy aging, emphasizing the importance of quality over quantity. Researchers found that women who consumed more high-quality carbohydrates—such as those from whole grains, fruits, non-starchy vegetables, and legumes—in midlife had significantly greater odds of enjoying robust physical and cognitive health decades later. The findings offer actionable evidence that upgrading daily carb choices can support healthy longevity, a principle with particular significance for Thailand as its population rapidly ages.

A major new study from the University of Oxford finds that loneliness is not just a matter of feeling isolated—it actually hurts the health of the poor more than the wealthy, even when both groups spend similar amounts of time socializing. Surveying over 24,500 people across 20 European countries, researchers discovered that nearly half of low-income individuals reported feeling lonely, versus just 15% of their high-income peers. Most strikingly, these lonely, low-income individuals experienced far higher rates of pain, fatigue, and low mood—a so-called “defensive symptom cluster”—with social relationships providing the strongest relief for those at the economic margins Neuroscience News.

A new wave of international research underscores that when it comes to health risks, no alcohol is “safe”—and the difference between beer, wine, and spirits may matter less than most Thai drinkers think. According to a recent expert round-up in The New York Times, scientists are united in saying that “alcohol is alcohol.” No category emerges as a healthier choice: All forms, from red wine to clear spirits, carry significant risks for a range of diseases, including cancer and heart issues [nytimes.com].

A groundbreaking study published by researchers from Fujita Health University has found that pizza is eaten significantly faster than traditional chopstick-based bento meals—a discovery with major implications for how eating habits may contribute to obesity and metabolic health. This research highlights that the structure of the meal and utensils used matter more in determining eating speed than previously emphasized tactics such as changing the order in which foods are consumed.

A new analysis published in JAMA Network Open underscores that the type of carbohydrates matters more than the total amount. For midlife women, replacing refined carbs with high-quality options such as whole grains, fruits, non-starchy vegetables, and legumes was associated with a significantly higher chance of thriving health in later years. This finding offers actionable guidance for Thailand as the population ages.

Thailand is undergoing a rapid demographic shift, with forecasts suggesting about 28% of residents will be 60 or older by 2040. Chronic diseases and cognitive decline are rising, posing social and economic challenges. The new research provides culturally adaptable strategies that align with Thai eating patterns. Traditional staples—brown rice, beans, and a wide array of fresh produce—already embody high-quality carbohydrate choices, presenting a relatively straightforward path to healthier aging.

A new look at everyday behavior shows that simple acts like making eye contact and chatting with strangers can significantly improve mental health and social cohesion. Researchers describe these micro-actions as psychological generosity—small but meaningful choices that acknowledge others and benefit both individuals and communities. The findings come from a social psychology perspective that urges a renewed focus on human connection in public spaces, especially as digital life often dominates daily routines.

A large 12-year study suggests that building and maintaining muscle strength may be more important for a longer, healthier life than cardio alone. The research followed more than 14,000 adults aged 50 and older and found a strong link between grip strength and death risk. Grip strength, a quick measure of overall muscle health, emerged as a practical predictor of longevity.

For Thai audiences navigating endless longevity tips online, this study offers clear, actionable insight. While common advice focuses on steps, protein, or sleep, grip strength provides a simple, modifiable target. The study found that participants with weaker grip strength faced about a 45% higher risk of death during the study period. Data from Thailand’s aging population makes this especially relevant: the World Health Organization projects that those aged 65 and older will constitute around 20% of Thailand’s population by 2040, signaling rapid demographic change and a need for practical health strategies.

A wave of international research confirms a stark message for health: no alcohol is truly safe. The difference between beer, wine, and spirits matters less than many Thai drinkers assume. An expert roundup in The New York Times states clearly that “alcohol is alcohol.” All forms carry risks for several diseases, including cancer and heart issues. The takeaway is that any amount of ethanol can harm the body.

This message lands at a crucial moment for Thailand’s public health dialogue. Traditional beliefs, social norms, and economic interests intersect with rising health concerns as alcohol features prominently in nightlife, festivals, and family gatherings. At the same time, Thailand faces higher rates of noncommunicable diseases and maintains some of Asia’s strictest advertising rules. New evidence on alcohol’s dangers is highly relevant for policymakers and consumers.