In a recent study by the University of California, Irvine, researchers found that a lack of sleep is linked to a higher level of online browsing, including checking social media websites such as Facebook.
Wanting to look at how sleep duration could affect internet use, rather than how internet use affects sleep, the team recruited 76 UCI students and monitored them for a one-week period.
Using logging software the team could monitor participants' computers and smartphones to see how often they spoke on the phone, texted, or used applications.
Sensors were used to measure their behavior, activities, and levels of stress.
Participants were also asked to complete a survey every morning reporting on their sleep and to complete an end-of-day survey at night. The students also had to complete a general questionnaire and take part in an interview.
The researchers collected further data by asking participants during the week about their mood, the level of engagement in their work, and how difficult they were finding the task they were currently working on.
READ: Night owl or early bird? It's in your genes, study says
READ: Can a full moon really affect our behavior?
The study also looked into the idea of "sleep debt," the accumulated difference between the amount of sleep needed and the amount experienced.
After taking into account factors such as gender, age, university work load, and course deadlines, the results showed a direct connection between a chronic lack of sleep, a cranky mood, lower productivity, and also more time spent checking Facebook.
The researchers also found that not enough sleep leads people to be more easily distracted, with their attention flicking between different computer screens and apps.
"When you get less sleep, you're more prone to distraction," said lead researcher Gloria Mark, "If you're being distracted, what do you do? You go to Facebook. It's lightweight, it's easy, and you're tired."
The study's findings will be presented at CHI, a leading computer-human interaction conference in May in San Jose, California.
The effect of technology on quality of sleep has been shown in many previous studies, with a study published last month in the Journal of Child Neurology finding that teenagers who continue to text at night after they have switched out the lights experience poorer sleep and poorer grades than those who text with the lights on.
READ: You're waking up wrong
The study found once the lights go out, the "blue light" emitted from smartphones and tablets is intensified in the dark, delaying the release of melatonin, the hormone that makes you feel sleepy, and disrupting our sleep patterns and quality.
Blue light can affect the release of melatonin and our sleep even if it is emitted from the phone when eyelids are closed.
AFP RELAXNEWS
Fri Feb 05 2016
Researchers found that a lack of sleep is linked to a higher level of online browsing, including checking social media websites such as Facebook.
PRK KKB: PH kekal di KKB, rakyat tolak politik perkauman - Nazri
Kemenangan Pakatan Harapan (PH) dalam Pilihan Raya Kecil (PRK) Dewan Undangan Negeri (DUN) Kuala Kubu Baharu membuktikan rakyat menolak politik perkauman yang dibawa oleh Perikatan Nasional (PN).
PH pertahan kerusi, Pang Sock Tao menang majoriti 3,869 undi
Selepas 14 hari berkempen… mandat telah pun diberi kepada wakil rakyat yang akan menerajui Kuala Kubu Baharu.
Di mana Pilihan Raya Kecil DUN berkenaan menyaksikan ayam tambatan daripada Pakatan Harapan berjaya menambat hati pengundi di kawasan berkenaan….
Di mana Pilihan Raya Kecil DUN berkenaan menyaksikan ayam tambatan daripada Pakatan Harapan berjaya menambat hati pengundi di kawasan berkenaan….
Semangat kekitaan faktor kemenangan PH di Kuala Kubu Baharu
Presiden UMNO yang juga merangkap sebagai timbalan perdana menteri, Datuk Seri Zahid Hamidi mengucapkan tahniah kepada Pang Sock Tao atas kemenangannya di Kuala Kubu Baharu pada Sabtu.
PM ucap tahniah atas kejayaan PH pertahan kemenangan
Perdana Menteri Datuk Seri Anwar Ibrahim merakamkan ucapan tahniah kepada Pakatan Harapan (PH) dan Kerajaan Perpaduan atas kemenangan calon DAP pada Pilihan Raya Kecil (PRK) Dewan Undangan Negeri (DUN) Kuala Kubu Baharu (KKB).
Saya wakil rakyat semua, tidak kira latar belakang politik - Pang
Pang Sock Tao akan bekerjasama dan bergerak sebagai satu pasukan untuk menyelesaikan masalah penduduk tanpa mengira latar belakang politik
PH pertahan Kuala Kubu Baharu, majoriti 3,869 undi
Pakatan Harapan (PH) menerusi calon mereka, Pang Sock Tao memenangi Pilihan Raya Kecil (PRK) Dewan Undangan Negeri (DUN) Kuala Kubu Baharu.
Sambutan 25 Tahun PKR berkonsep mesra rakyat, bertemu pemimpin lebih dekat
Kehadiran hampir 10,000 pengunjung memeriahkan acara Sambutan 25 Tahun PKR di Depot Sentul sejak pagi tadi.
Agenda AWANI Asia: Ke arah multipolarisasi yang adil dan teratur
Sejauh mana pentingnya multipolarisasi yang adil dan teratur dalam senario geopolitik yang tidak menentu? Bagaimana pendekatan ini memacu pembangunan bersama dan merungkai cabaran yang bersifat global? Diskusi dan analisis Agenda Awani Asia 9:00 malam ini.
Kemenangan wakil Kerajaan Perpaduan bukti kerjasama erat, dapat kepercayaan rakyat - Loke
Setiausaha Agung DAP Anthony Loke berkata, Pang berjaya mempertahan kerusi milik DAP itu dengan majoriti yang meyakinkan dan selesa.
Usaha kesan Hawari diteruskan dengan ganjaran AS$5,000
Ganjaran itu akan diberikan kepada sherpa atau individu khususnya yang berada di Everest pada musim mendaki tahun ini.
Gelap mata untung lumayan, warga emas rugi RM412,500
Lelaki warga emas itu melakukan beberapa transaksi berjumlah RM412,500 kepada empat akaun berbeza baru-baru ini bagi menerima pulangan dan keuntungan berkenaan.
Anwar hulur bantuan kepada keluarga Pak Amjal aktivis awal reformasi
Perdana Menteri Datuk Seri Anwar Ibrahim menghulurkan bantuan kepada isteri aktivis awal reformasi Jalaluddin Ab Manaf yang menghidap penyakit angin ahmar.
NRES rancang lestarikan industri plastik sekali guna elak pencemaran
Kementerian Sumber Asli dan Kelestarian Alam (NRES) merancang untuk melestarikan industri plastik sekali guna menerusi satu peralihan yang seimbang dalam bidang itu.
Anwar harap terminal baharu LTSIP jana lebih banyak peluang ekonomi di Kelantan
Anwar Ibrahim berharap terminal baharu Lapangan Terbang Sultan Ismail Petra (LTSIP) fasa satu, yang mula beroperasi semalam, mampu menjana lebih banyak peluang ekonomi di Kelantan.
Terima anugerah Reader's Digest buat kali kelima, Ahmad Zahid ucap tahniah kepada Kemas
Timbalan Perdana Menteri Datuk Seri Ahmad Zahid Hamidi mengucapkan tahniah kepada Jabatan Kemajuan Masyarakat (Kemas) yang meraih Anugerah Jenama Paling Dipercayai buat kali kelima bagi kategori Pu
AIM menang Anugerah Industri Kewangan Islam Global
AIM memenangi anugerah Islamic Finance News apabila dinobat IFN Best Islamic Microfinance Institution, serta menerima dua anugerah di bawah Global Good Governance Awards (3G).
Pulau Pinang akan bincang, teliti kenaikan gaji penjawat awam negeri - Chow
Kerajaan Pulau Pinang akan membincangkan mengenai kenaikan gaji penjawat awam di negeri itu pada Majlis Mesyuarat Kerajaan Negeri akan datang, menurut Ketua Menteri Chow Kon Yeow.
Jambatan Bailey di Jalan Kuantan-Segamat dibuka semula hari ini
Jambatan Bailey di Seksyen 102 Jalan Kuantan-Segamat yang ditutup sebelum ini untuk kerja-kerja pembaikan dibuka semula bermula 4 petang tadi.
Pengguna Facebook, Instagram luang 60% masa menonton video
Menurut Meta, kini pengguna meluangkan 60% daripada masa penggunaan di platform berkenaan dengan menonton video.
Semua pihak diminta siap siaga, segera salurkan bantuan mangsa banjir - Ab Rauf
Wakil rakyat dan agensi berkaitan termasuk pihak berkuasa tempatan diarahkan supaya siap siaga dan menyalurkan bantuan awal kepada semua mangsa yang terjejas akibat banjir terutama di Alor Gajah.