Publications by authors named "Majid Al-Khalaf"

Introduction: Tobacco smokers are at high risk of developing severe COVID-19. Lockdown was a chosen strategy to deal with the spread of infectious diseases; nonetheless, it influenced people's eating and smoking behaviors. The main objective of this study is to determine the impact of the COVID-19 lockdown on smoking (waterpipe and cigarette) behavior and its associations with sociodemographic characteristics and body mass index.

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Article Synopsis
  • - The COVID-19 pandemic led to lifestyle changes that worsened existing gender inequalities, affecting food consumption and dietary diversity among Arab men and women from 10 countries.
  • - A study involving over 12,400 participants revealed that women experienced a larger decline in dietary diversity during the pandemic compared to men, with overweight individuals also showing significant changes in their eating habits.
  • - The findings suggest an urgent need for gender-sensitive strategies to tackle issues related to weight gain and dietary diversity during crises like pandemics.
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: Maternal depression and anxiety are significant public health concerns that play an important role in the health and well-being of mothers and children. The COVID-19 pandemic, the consequential lockdowns and related safety restrictions worldwide negatively affected the mental health of pregnant and postpartum women. This regional study aimed to develop a machine learning (ML) model for the prediction of maternal depression and anxiety.

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Insufficient physical activity is considered a strong risk factor associated with non-communicable diseases. This study aimed to assess the impact of COVID-19 on physical (in)activity behavior in 10 Arab countries before and during the lockdown. A cross-sectional study using a validated online survey was launched originally in 38 different countries.

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Aflatoxin M1 (AFM1) is a salient metabolite that can be used to assess Aflatoxin B (AFB1) exposure in humans and animals. The carcinogenic potency of AFB1 and AFM1 was severely reported. The aims of this study were (1) to survey the contamination level of AFM1 in the most traded infant powdered formula brands (IPF) ( = 42) along with the AFB1 level in under 5's children food brands (biscuits, cornflakes, and cereals) ( = 42) and (2) to assess the estimated daily intake (EDI), the hazard quotient (HQ) and the margin of exposure (MOE) of AFM1 among infants (0-12 months) in Lebanon.

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The COVID-19 pandemic has revealed the Eastern Mediterranean Region's food system's fragility posing severe challenges to maintaining healthy sustainable lifestyle. The aim of this cross-sectional study ( = 13,527 household's family members, mean age: 30.3 ±11.

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