
Social Jetlag: Does sleeping in on weekends make us sick?
Social Jet Lag: Why sleeping in on weekends feels like traveling through time zones, what consequences this has, and how you can get your inner clock back on track.

Drowsiness: How dangerous is microsleep really?
Recognizing and Preventing Drowsy Driving: Warning Signs, Accident Statistics and Effective Immediate Measures like the Coffee Nap – Plus Prevention Tips.

Catching up on sleep debt: Is it really possible?
Catching up on sleep debt: What research says about making up for lost sleep, why sleeping in on weekends only helps to a limited extent, and which strategy truly works.

The 90-Minute Sleep Cycle: How Does It Really Work?
The 90-Minute Sleep Cycle Explained: How Sleep Cycles are Structured, Why They Last 70 to 120 Minutes, and How You Can Wake Up More Refreshed. With a Practical Plan.

REM sleep: what does it mean and how can you promote it?
REM Sleep Explained: Why the Dreaming Phase is Crucial for Memory and Emotions, What Steals It – and How to Deliberately Protect Your REM Share.

Intermittent Fasting and Sleep: Does it Help or Hinder?
Intermittent Fasting and Sleep: How Eating Windows Regulate the Circadian Clock, When 16:8 Improves Sleep – and Which Mistakes Ruin Nights.

Warm bath before bed: does it help you sleep?
Warm bath before sleep: Why 40 degrees, 10 minutes, and the right timing measurably shorten the time it takes to fall asleep – with instructions.

Nicotine and Sleep: Why Cigarettes Keep You Awake
Nicotine is a stimulant: It prolongs the time it takes to fall asleep, reduces deep sleep, and causes nighttime awakenings due to withdrawal. Here's how to protect your sleep.

Iron Deficiency and Restless Sleep: What's the Connection?
Iron Deficiency and Sleep: Why Low Ferritin Levels Promote Restless Legs and Poor Nights – with Values, Foods, and Practical Tips.

Vitamin D and sleep quality: what is the connection?
Vitamin D and Sleep: what studies show, how much sun Switzerland provides, and when supplements are useful. An honest assessment.

Tryptophan: What does the sleep-building block really do?
Tryptophan and Sleep: How the Amino Acid Becomes Melatonin, Which Foods Provide a Lot of It, and What Supplements Can Do. Facts Instead of Myths.

Eating before bed: How many hours beforehand is ideal, which snacks are allowed, and what disrupts sleep? The guide with practical tips.

Autogenic Training for Sleep: How Do You Learn It?
Autogenic Training for Sleep: The 6 Basic Exercises, Formulas, and a Realistic Practice Plan. How to use autosuggestion to fall asleep.

Body Scan for Falling Asleep: How Does the Technique Work?
Body Scan for Falling Asleep: Step-by-step instructions, common mistakes, and how the technique differs from PMR and co. This is how you find peace.







