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Browse the failure-mode index

12,251 real negative results, null findings, and replication failures in Medicine. Search the index →

WASTE indexes published research — it does not host or republish full papers. Each entry is a metadata record compiled from open scholarly databases; the abstract is shown in full only where the paper is openly licensed, otherwise a short excerpt under fair use. Classifications are automated and approximate.

Negative / Null Result ReportOpen accessMedicine

The effect of sex on the isolated and combined α- and β-adrenergic control of blood flow during handgrip in adults at high altitude: An exploratory study.

Maier LE, Vanden Berg ER, Simpson L et al. · 2026 · Physiological reports

This study examined how sex influences blood flow during exercise at altitude and relative contributions of adrenergic mechanisms. Thirteen participants (8 M/5F) were tested at low and high altitude (days 3-11). Participants performed…

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Negative / Null Result ReportOpen accessMedicine

Bioceramic arm garment does not increase diameter of brachial artery and blood flow-Compliance and biceps microcirculation in male recreational sports practitioners at rest: A single blinded randomized cross-over study.

Chamoux M, Rakobowchuk M, Gaston AF et al. · 2025 · Journal of sport and health science

Background Interest in clothing that reflects far infrared (FIR) radiation naturally emitted by the body during and after exercise has increased based on the assumption that this can increase arterial and venous blood flow. Indeed, in…

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Negative / Null Result ReportMedicine

Trace element and δ<sup>13</sup>C values of the banana prawn Penaeus merguiensis reveal the importance of catchment-derived resources across both estuarine and nearshore habitats.

Munroe S, O'Mara K, Kenyon R et al. · 2025 · Marine environmental research

Wet season freshwater flows deliver catchment nutrients (terrestrial and freshwater) to tropical estuaries that stimulate productivity and support consumers. However, the impact of flows on species in the adjacent nearshore is unclear. We…

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Negative / Null Result ReportMedicine

Combined ketamine and psychotherapy provide no additional benefit beyond ketamine alone in treating depression or PTSD: Evidence from a help-seeking sample.

Moore TM, Walker K, Tung E et al. · 2025 · Journal of affective disorders

Depression and PTSD are prevalent psychiatric conditions that often co-occur and significantly impact quality of life. Ketamine has emerged as a promising rapid-acting treatment for both conditions, while traditional treatments like…

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Negative / Null Result ReportOpen accessMedicine

The Effect of Flow-Controlled Ventilation on Mechanical Power in Laparoscopic Surgeries: A Comparative Analysis with Pressure Controlled Volume Guaranteed and Volume Controlled Ventilation.

Sencan A, Dundar N, Gunel B et al. · 2025 · Medeniyet medical journal

Objective To compare mechanical power (MP) levels among flow-controlled ventilation (FCV), volume-controlled ventilation (VCV), and pressure-controlled volume-guaranteed ventilation (PCV-VG) during laparoscopic surgery and to test the…

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Negative / Null Result ReportMedicine

Longitudinal Associations Between Cannabis Use during Pregnancy and Child Cognitive, Motor, and Language Development at 2 Years Old.

Pleau J, Tanguay N, Courtemanche Y et al. · 2025 · Maternal and child health journal

Objectives The objectives of this study are to describe cannabis use during pregnancy, identify associated factors, examine the associations between prenatal cannabis use and the cognitive, motor and language development of 2-year-old…

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Negative / Null Result ReportOpen accessMedicine

Determinants of changes in self-esteem after remission of first-episode psychosis: A study of associated cross-sectional and longitudinal factors.

Hidding M, van der Stouwe E, Rosema BS et al. · 2025 · Psychological medicine

Background Low self-esteem is an important and potentially modifiable risk factor for the development and outcome of psychotic disorders. The factors involved in low self-esteem in psychotic disorders are not yet fully understood. The…

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Negative / Null Result ReportMedicine

Chronic Restraint Stress Did Not Alter Active Avoidance Coping or Neuronal Activation Levels of the Medial Prefrontal Cortex or the Nucleus Accumbens in Male Rats.

Kuan HY, Chang CH · 2024 · Journal of physiological investigation

Abstract Stress is an adaptive response crucial for survival. However, chronic stress can lead to maladaptive behaviors and health issues. Prolonged stress reduces the flexibility of defensive coping behaviors. Previous studies have shown…

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Negative / Null Result ReportOpen accessMedicine

The Effects of Drop Jumps on the Load-Velocity Profile of the Deadlift.

Bakhshinejad JA, Watkins CM, Pelton LM et al. · 2026 · International journal of exercise science

The primary aim of this investigation was to examine the effects of three drop jumps (DJ) on mean velocity (m/s) of subsequent deadlifts at various percentages of 1 RM. A secondary exploratory aim was to evaluate whether protocol order,…

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Negative / Null Result ReportOpen accessMedicine

Characterizing heterogeneity in motivational impairments in psychosis.

Lewandowski KE, Luo J, Yao B et al. · 2025 · Frontiers in psychiatry

Introduction Motivational impairments are a hallmark symptom of psychotic disorders. However, motivation is a multidimensional construct believed to be underpinned by different neural mechanisms and differentially impaired both between and…

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