Author

Fiona Ugwu

An occupational health nurse who worked overnight emergency room rotations, Fiona Ugwu, RN, BSN, reports on workplace wellness and shift work for Biology Insights. She spent years assisting hospital personnel with circadian rhythm disruption and chronic fatigue, and she continues to work occasional per-diem shifts in employee health.

How Can Playing Video Games Affect Sleep?Sleep
Why Waking Up Early Is Bad for Your Health Sleep
Why Are Some People Nocturnal?Sleep
Can You Sleep in a Chair? Risks and How to Do It Safely Sleep
How Long Is Too Long to Be Awake: Real Safety Limits Sleep
Is It Really Possible to Drive While Sleepwalking?Sleep
Chronotherapy: What Is It and How Does It Work?Therapies
How Many All-Nighters Can You Pull in a Row?Sleep
Is Going to Bed at Midnight Bad for Your Health?Sleep
Can You Die of Exhaustion? The Science Explained Biology
How to Adjust to Working the 3rd Shift Sleep
What Causes a Person to Sleep All the Time?Sleep
How Long Is Too Long to Stay Awake? Effects by Hour Sleep
Does Cold Temperature Make You Sleepy?Sleep
Can a Lack of Sleep Cause Balance Problems?Sleep
How Light Exposure Affects Your Biology and Health Biology
How Long Does It Take for Your Body to Adjust to a New Sleep Schedule?Sleep
Why Do I Get a Second Wind at Night?Sleep
What Happens If You Don’t Sleep for 11 Days?Sleep
How to Transition From Night Shift to Day Shift Sleep
Do Blue Light Glasses Actually Help You Sleep?Sleep
How Does Lack of Sleep Affect Risk of Injury?Sleep
Why Are My Days and Nights Mixed Up?Sleep
Why Does My Boyfriend Twitch a Lot When He Sleeps?Sleep
How to Sleep to Lower Blood Pressure Heart & Lungs
How to Sleep With Spinal Stenosis and Relieve Pain Bones & Muscles
Is 5 AM Too Early to Wake Up? The Science Explained Sleep
Why Do I Feel Sick When I Stay Up Late?Immunity
What Happens If I Only Get 3 Hours of Sleep?Sleep
Which Way Is Jet Lag Worse: East or West?Sleep