Effect of folic acid supplementation on diminished ovarian reserve: study protocol of a single-centre, open-label, randomised, placebo-controlled clinical trial by Yan Wang, Ling Zheng, Kaijun Liao, Dongli Lu, Jiaxin Wu, Binjin Wu, Zhaochun Wu, Zhenghua Jiang

“…Failure in early diagnosis and treatment may result in continuous decreases in ovarian function and the resultant loss in an opportunity of pregnancy, which greatly affects the happiness of the women’s family and women’s physical and mental health. …”
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Partial Cutting of Sternothyroid Muscle during Total Thyroidectomy: Impact on Postoperative Vocal Outcomes by Hyoung Shin Lee, Sung Won Kim, Hyo Sang Park, Chan Woo Park, Ji Soo Kim, Jong Chul Hong, Yong-Ki Kim, Seon Mi Baek, Kang Dae Lee

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Urban vegetation and well‐being: A cross‐sectional study in Montreal, Canada by Rita Sousa‐Silva, Yan Kestens, Zoé Poirier Stephens, Benoit Thierry, Daniel Schoenig, Daniel Fuller, Meghan Winters, Audrey Smargiassi

“…In this study, we investigate the cross‐sectional associations between residential vegetation exposure and individual well‐being in Montreal, Canada, using different vegetation and well‐being measures: The proportion of grass cover, tree cover, and average NDVI value within buffers of various radii (100–1000 m) were linked to each participant's residence (n = 1072, aged 18 years or older), while well‐being was assessed using subjective happiness, emotional well‐being, and personal well‐being scales. …”
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How Does Listening to “Fetal Heartbeats” Affect the Feelings of Pregnant Women? by Mehmet Sinan Beksac, Canan Unal, Burcu Yalaniz, Murat Cagan, Atakan Tanacan, Erdem Fadiloglu, Hanife Guler Donmez

“…Higher marks were observed in Group 2 with happiness and peace/relaxation after listening to FHBs. …”
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Digital Gaming and Subsequent Health and Well-Being Among Older Adults: Longitudinal Outcome-Wide Analysis by Atsushi Nakagomi, Kazushige Ide, Katsunori Kondo, Koichiro Shiba

“…In total, 18 outcomes across 6 domains were evaluated in 2022; domain 1—happiness and life satisfaction, domain 2—physical and mental health, domain 3—meaning and purpose, domain 4—character and virtue, domain 5—close social relationships, and domain 6—health behavior. …”
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Self-reports map the landscape of task states derived from brain imaging by Brontë Mckeown, Ian Goodall-Halliwell, Raven Wallace, Louis Chitiz, Bridget Mulholland, Theodoros Karapanagiotidis, Samyogita Hardikar, Will Strawson, Adam Turnbull, Tamara Vanderwal, Nerissa Ho, Hao-Ting Wang, Ting Xu, Michael Milham, Xiuyi Wang, Meichao Zhang, Tirso RJ Gonzalez Alam, Reinder Vos de Wael, Boris Bernhardt, Daniel Margulies, Jeffrey Wammes, Elizabeth Jefferies, Robert Leech, Jonathan Smallwood

“…Abstract Psychological states influence our happiness and productivity; however, estimates of their impact have historically been assumed to be limited by the accuracy with which introspection can quantify them. …”
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Emotion recognition deficits in children and adolescents with autism spectrum disorder: a comprehensive meta-analysis of accuracy and response time by Maryam Masoomi, Mahdieh Saeidi, Rommy Cedeno, Rommy Cedeno, Zahra Shahrivar, Mehdi Tehrani-Doost, Zerimar Ramirez, Divya Aishwarya Gandi, Sasidhar Gunturu, Sasidhar Gunturu

“…Emotion-specific analyses did not consistently reveal significant differences across emotions (fear, anger, happiness, sadness, disgust, surprise), with substantial heterogeneity observed across studies (I2 > 50%).ConclusionsThis systematic review with a meta-analysis highlights significant impairments in emotion recognition accuracy and processing speed among individuals with autism spectrum disorder, particularly compared to neurotypical individuals. …”
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5-HT7R enhances neuroimmune resilience and alleviates meningitis by promoting CCR5 ubiquitination by Zhenfang Gao, Yang Gao, Yuxiang Li, Jie Zhou, Ge Li, Shun Xie, Ruiyan Jia, Lanying Wang, Ziying Jiang, Meng Liang, Chunxiao Du, Yaqiong Chen, Yinji Liu, Lin Du, Cong Wang, Shuaijie Dou, Zhonglin Lv, Lubin Wang, Renxi Wang, Beifen Shen, Zhiding Wang, Yunfeng Li, Gencheng Han

“…Conclusion: Our results reveal a neuroimmune pathway that balances anti-infection immunity via happiness neurotransmitter receptor and suggest the 5-HT7R-CCR5 axis as a potential target to promote neuroimmune resilience.…”
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JEJAK KEKERASAN PADA NOVEL "TARIAN BUMI" KARYA OKA RUSMINI by Novi Diah Haryanti

“…Telaga tries to understand that the happiness of life is not from the attributes of the noble, but it is precisely in the love of men sudra named Wayan. …”
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Path model explaining the association between fear of falling and health-related quality of life in (pre-)frail older adults by Tjard Sattler, Sophie Gottschalk, Hans-Helmut König, Tobias Braun, Gisela Büchele, Michael Denkinger, Tim Fleiner, Corinna Nerz, Kilian Rapp, Martina Schäufele, Christian Werner, Judith Dams

“…The model included potential explanatory pathways through physical activity (German Physical Activity Questionnaire for middle-aged and older adults), physical capacity (Short Physical Performance Battery), physical performance (Late-Life Function and Disability Instrument [LLFDI] function component), disability (LLFDI disability component – short form), and affect (visual analogue scales on ‘happiness’, ‘sadness’, ‘calmness’ and ‘tension’). Age, sex, education, and previous falls were considered as covariates. …”
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Identifikasi Emosi Manusia Berdasarkan Ucapan Menggunakan Metode Ekstraksi Ciri LPC dan Metode Euclidean Distance by Siti Helmiyah, Imam Riadi, Rusydi Umar, Abdullah Hanif, Anton Yudhana, Abdul Fadlil

“…This research resulted in inaccuracy in sad emotions 58.33%, neutral emotions 50%, angry emotions 41.67%, happy emotions 8.33% and bored emotions could not be recognized. …”
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„O pecunia totius mali regina, fraudis et doli amica...“ Peníze v kultuře středověku by Tomáš Krejčík

“…On the one hand the medieval world was permeated with the simple ideas of the barbarians, who plainly identified wealth with happiness and success. Yet on the other hand ideas began to appear and spread which were drawn from the legacy of antiquity and which judged money according to the positive and negative effect it had on society. …”
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تأثیرهشت هفته تمرینات فال­-پروف بر خطر سقوط، شادکامی و تاب آوری در سالمندان by ماهرخ دهقانی, عارفه مختاری ملک آبادی, محمود پیررسول زاده

“…ابزارهای این پژوهش شامل پرسشنامه تاب ­آوری کانر و دیویدسون (The Connor-Davidson Resilience Scale ;CD-RISC)، پرسشنامه شادکامی آکسفورد (Oxford Happiness Inventory ;OHI) و پرسشنامه خطر سقوط یاردلی و همکاران (The Falls Efficacy Scale-International;FES-I) بود. …”
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Historical Analysis and Adaptation of the Issue of Good and Evil in Iranian, Ishraqi, and Sadrai Wisdom by Somayeh Karimi, Jafar Shanazari

“…In Sadra's wisdom, the presence of angels and Satan play an important role in human happiness and error.…”
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Editorial by Joanna Krasodomska, Nadia Albu, Anna Szychta

“…On behalf of the entire ZTR Editorial Team, we wish all authors, reviewers, members of the Editorial Board, and readers of ZTR a lot of health, happiness, and peace, as well as numerous professional successes in 2025. …”
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Within Satisfaction and Distress: Characterizing the First Cultural Transition of Young Talented Cameroonian Footballers by Boris Tachom Waffo, Denis Hauw

“…As successful talented footballers, they anticipated migration with professional contract as the guarantee of happiness. Actually, those young talented footballers navigated through the satisfaction of achieving professional level and distress. …”
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Providing a model of emotional and rational appeals in video marketing based on social networks by Moohan Mohammadi, payam paslari, saeed moradpour, sadegh masjoodi

“…Content posted in the morning increased the positive effect of warmth, excitement, and happiness on consumer engagement compared to content posted in the afternoon. …”
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Analysis of the impact of the quality of service to the elderly on their loyalty through a Memorable experience and satisfaction among the elderly in 5-star hotels in Mashhad. by tina ezazi, vajihe hoshyar

“…In order to create satisfaction among the elderly, in addition to removing the causes of dissatisfaction and existing complaints, organizations should provide high-quality and attractive products and services in order to provide the elderly with happiness and a memorable experience, and provide the basis for increasing customer satisfaction and loyalty. …”
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Medical Assistance in Dying for Persons Suffering Solely from Mental Illness in Canada by Chloe Eunice Panganiban, Srushhti Trivedi

“…Utilitarianism: Minimizing Intolerable Suffering and Dying with Dignity Overall, utilitarianism is largely concerned with the greatest happiness principle—to increase the amount of happiness for the greatest number of people. …”
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Eight Needs of Every Partner, Parent, and Child by Victor William Harris

“…One of our greatest desires is to be happy. So, what do you need in order to be happy? …”
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