From the Editors

Highlights of BMC Series - August 2026

Is Long COVID Still Affecting Lives Years Later? What Made Ancient Marsupial Hunters So Unique? When Should Care Go Beyond the Protocol? Can Exercise Transform Life with Alzheimer's Disease? Why Do Some Mothers Feel Unheard in the NICU?

BMC Infectious Diseases Longitudinal observation of persistent Long COVID symptoms and health-related quality of life in an adult German cohort

For many people, recovering from COVID-19 did not end with a negative test result. Months and even years later, some individuals continue to struggle with fatigue, brain fog, breathing difficulties, and other lingering symptoms that impact their daily lives. A recent study following adults in Germany sheds light on just how persistent Long COVID can be.  

The findings highlight that while some symptoms improve over time, a significant number of people continue to experience health challenges that affect their quality of life. Tasks that once seemed routine, such as working, exercising, or concentrating for long periods, can become unexpectedly difficult. 

What makes Long COVID particularly complex is that its effects extend beyond physical health. Persistent symptoms can influence emotional well-being, social interactions, and overall life satisfaction. The study underscores the importance of continued monitoring, support, and research for those living with the condition.  

As the world moves further from the peak of the pandemic, Long COVID serves as a reminder that recovery is not always straightforward. Understanding its long-term impact is essential for building better care strategies and helping affected individuals reclaim their quality of life. 

BMC Ecology and Evolution – Convergent carnivores or divergent dasyurids? Inferring predation and locomotor strategies of extant and extinct carnivorous marsupials from locomotor shape 

When we think of powerful predators, wolves, lions, and other placental mammals usually steal the spotlight. But long before many of today's iconic hunters dominated their ecosystems, carnivorous marsupials were carving out their own place in the food chain. A recent study from the Evolutionary Biomechanics Collection  explores how both living and extinct carnivorous marsupials moved and hunted, offering fascinating clues about their lifestyles.  

By examining the relationship between body shape and locomotion, researchers investigated whether these animals evolved in ways like modern carnivores or followed distinct evolutionary routes. The results reveal a complex story. Some marsupials developed traits that resemble those of other successful predators, while others retained unique anatomical features that reflected their own evolutionary history. 

The findings highlight one of evolution's most intriguing lessons: similar challenges do not always lead to identical solutions. Animals can adapt to hunting, climbing, or chasing prey through remarkably different body designs.  

Beyond uncovering the lives of long-lost species, the study reminds us that evolution is both innovative and unpredictable, continually shaping creatures in ways that challenge our assumptions about what makes a successful predator.

BMC Nursing – The guardians of personhood: a qualitative study of nurses’ perspective on person-centred care in the intensive care unit

Intensive care units run on protocols, routines, and precision. These systems save lives, create consistency, and help healthcare teams navigate complex situations. But what happens when the person behind the patient no longer fits neatly within those structures? 

In The guardians of personhood: a qualitative study of nurses’ perspective on person-centered care in the intensive care unit, researchers explored how nurses in Austrian ICUs understand person-centered care. One phrase stood out: "breaking up the frames." Nurses used it to describe moments when established routines, though necessary, no longer served the needs of the individual in front of them. Instead of abandoning safe practice, they adapted care to accommodate the priorities, values, and circumstances of patients and their families.  

The study offers a refreshing perspective. It does not present person-centered care as a rejection of protocols. Rather, it highlights the professional judgment required to recognize when a protocol has done its job and when deeper human understanding is needed. 

This paper was also featured in  

Research Roundup #1: Beyond Protocols and Prompts, which reflects how good care often begins where rules end and genuine attention to the individual starts. Read here: https://communities.springernature.com/posts/research-roundup-1-beyond-protocols-and-prompts. 

BMC Geriatrics Effects of an eight-week combined exercise program on functional and sarcopenia-related outcomes in institutionalized older adults with and without Alzheimer’s disease: a comparative intervention study 

As we age, maintaining strength, mobility, and independence becomes increasingly important. For older adults living in care facilities, especially those with Alzheimer’s disease, staying physically active can be challenging. However, a recent study suggests that even a relatively short exercise program can make a meaningful difference. Effects of an eight-week combined exercise program on functional and sarcopenia-related outcomes in institutionalized older adults with and without Alzheimer’s disease: a comparative intervention study examined the impact of combining aerobic and resistance exercises over eight weeks.  

The results were encouraging. Participants showed improvements in muscle strength, mobility, and nutritional status, with significant gains in quadriceps strength observed among both cognitively healthy older adults and those living with Alzheimer’s disease. These improvements are more than numbers on a chart; they can help support everyday activities, enhance confidence, and contribute to a better quality of life.  

The study serves as a powerful reminder that it is never too late to benefit from movement. Even modest, structured exercise programs can help older adults remain stronger, more active, and more engaged with daily life. As populations continue to age, such evidence highlights the value of making physical activity a routine part of healthy ageing. 

BMC Pregnancy and Childbirth – Unrecognized and unheard: Experiences of black mothers navigating the “good NICU mother” ideal across the preterm birth continuum 

The birth of a premature baby can be one of the most emotionally challenging experiences a parent faces. For mothers whose newborns require care in a neonatal intensive care unit (NICU), the journey often involves balancing hope, fear, exhaustion, and the desire to do everything possible for their child. Yet a recent study suggests that some mothers carry an additional burden: navigating expectations about what a “good NICU mother” should look like.  

In Unrecognized and unheard: Experiences of black mothers navigating the “good NICU mother” ideal across the preterm birth continuum. Researchers explored how Black mothers experienced pregnancy, preterm birth, and NICU care. Participants described feeling overlooked, misunderstood, or pressured to meet idealized expectations of motherhood while managing the realities of caring for a medically vulnerable infant. 

The findings highlight the importance of listening to mothers’ voices and recognizing that supportive care extends beyond medical treatment. Families bring unique experiences, challenges, and strengths to the NICU, and their perspectives deserve to be acknowledged. 

Ultimately, the study reminds us that compassionate healthcare is not just about caring for babies. It is also about ensuring that mothers feel seen, heard, and supported throughout their journey.

Together, these studies showcase the breadth of research being published across the BMC Series, highlighting how evidence can deepen our understanding of health, care, evolution, ageing, and human resilience while inspiring new questions for future research.