Araştırma Makalesi

Changes in Nutrition, Sleep, and Well-Being During and After COVID-19 Lockdown: A Longitudinal Study

Cilt: 11 Sayı: 1 28 Ocak 2026
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Changes in Nutrition, Sleep, and Well-Being During and After COVID-19 Lockdown: A Longitudinal Study

Öz

Objective: This study aimed to evaluate changes in dietary intake, anthropometric measures, physical activity, sleep quality, and psychological well-being during the COVID-19 lockdown and post-lockdown periods among adult women in Turkey. Material and Methods: A total of 129 women aged 19–60 participated in this longitudinal study conducted the first lockdown period in May and July 2020. Data were collected through three-day dietary records, one-day physical activity logs, anthropometric measurements, the Pittsburgh Sleep Quality Index, the Turkish Emotional Eating Scale, and the PERMA Well-Being Scale. Dietary data were analyzed using the BEBIS software. Results: There were no significant differences in total energy, carbohydrate, protein, or fat intake during and after the isolation period. However, intake of omega-3 fatty acids, polyunsaturated fats, fiber, and vitamin C was significantly higher during lockdown. PERMA scores were lower, and negative emotions and loneliness scores were higher during lockdown (p<0.001). Sleep quality remained poor in both periods. Regression analyses showed that increases in protein and omega-3 intake were associated with improvements in sleep and well-being, while higher saturated fat and energy intake were linked to negative outcomes. Conclusion: This study demonstrates that psychological status and sleep quality during crisis periods can be influenced by nutrition, and highlights the positive effects of omega-3 fatty acids on sleep quality and overall well-being. Therefore, increasing omega-3 fatty acid intake may be considered a beneficial strategy for improving sleep and emotional health, particularly in stressful or socially restrictive situations such as isolation.

Anahtar Kelimeler

Kaynakça

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Ayrıntılar

Birincil Dil

İngilizce

Konular

Beslenme ve Diyetetik (Diğer)

Bölüm

Araştırma Makalesi

Yayımlanma Tarihi

28 Ocak 2026

Gönderilme Tarihi

9 Mayıs 2025

Kabul Tarihi

1 Eylül 2025

Yayımlandığı Sayı

Yıl 2026 Cilt: 11 Sayı: 1

Kaynak Göster

APA
Karataş, E., Akder, R. N., Köksal, E., & Küçükerdönmez, Ö. (2026). Changes in Nutrition, Sleep, and Well-Being During and After COVID-19 Lockdown: A Longitudinal Study. İzmir Katip Çelebi Üniversitesi Sağlık Bilimleri Fakültesi Dergisi, 11(1), 140-147. https://doi.org/10.61399/ikcusbfd.1696140
AMA
1.Karataş E, Akder RN, Köksal E, Küçükerdönmez Ö. Changes in Nutrition, Sleep, and Well-Being During and After COVID-19 Lockdown: A Longitudinal Study. İKÇÜSBFD. 2026;11(1):140-147. doi:10.61399/ikcusbfd.1696140
Chicago
Karataş, Ezgi, Rana Nagihan Akder, Eda Köksal, ve Özge Küçükerdönmez. 2026. “Changes in Nutrition, Sleep, and Well-Being During and After COVID-19 Lockdown: A Longitudinal Study”. İzmir Katip Çelebi Üniversitesi Sağlık Bilimleri Fakültesi Dergisi 11 (1): 140-47. https://doi.org/10.61399/ikcusbfd.1696140.
EndNote
Karataş E, Akder RN, Köksal E, Küçükerdönmez Ö (01 Ocak 2026) Changes in Nutrition, Sleep, and Well-Being During and After COVID-19 Lockdown: A Longitudinal Study. İzmir Katip Çelebi Üniversitesi Sağlık Bilimleri Fakültesi Dergisi 11 1 140–147.
IEEE
[1]E. Karataş, R. N. Akder, E. Köksal, ve Ö. Küçükerdönmez, “Changes in Nutrition, Sleep, and Well-Being During and After COVID-19 Lockdown: A Longitudinal Study”, İKÇÜSBFD, c. 11, sy 1, ss. 140–147, Oca. 2026, doi: 10.61399/ikcusbfd.1696140.
ISNAD
Karataş, Ezgi - Akder, Rana Nagihan - Köksal, Eda - Küçükerdönmez, Özge. “Changes in Nutrition, Sleep, and Well-Being During and After COVID-19 Lockdown: A Longitudinal Study”. İzmir Katip Çelebi Üniversitesi Sağlık Bilimleri Fakültesi Dergisi 11/1 (01 Ocak 2026): 140-147. https://doi.org/10.61399/ikcusbfd.1696140.
JAMA
1.Karataş E, Akder RN, Köksal E, Küçükerdönmez Ö. Changes in Nutrition, Sleep, and Well-Being During and After COVID-19 Lockdown: A Longitudinal Study. İKÇÜSBFD. 2026;11:140–147.
MLA
Karataş, Ezgi, vd. “Changes in Nutrition, Sleep, and Well-Being During and After COVID-19 Lockdown: A Longitudinal Study”. İzmir Katip Çelebi Üniversitesi Sağlık Bilimleri Fakültesi Dergisi, c. 11, sy 1, Ocak 2026, ss. 140-7, doi:10.61399/ikcusbfd.1696140.
Vancouver
1.Ezgi Karataş, Rana Nagihan Akder, Eda Köksal, Özge Küçükerdönmez. Changes in Nutrition, Sleep, and Well-Being During and After COVID-19 Lockdown: A Longitudinal Study. İKÇÜSBFD. 01 Ocak 2026;11(1):140-7. doi:10.61399/ikcusbfd.1696140