Increase deep sleep: what really helps
Increase Deep Sleep: How much deep sleep is normal, which factors reliably increase it, and why sleep trackers are often misleading.
Evening exercise: does it disturb sleep?
Evening Exercise and Sleep: Why the old 6 PM rule is outdated, how much time you should leave before bed, and which workouts truly interfere.
The best foods for good sleep – and what to avoid
Foods for good sleep: Which nutrients really help, which dinner promotes sleep, and which classics you should avoid.
4-7-8 Breathing for Sleep: How the Technique Works
4-7-8 Breathing: Instructions, Benefits, and Common Mistakes. How to use this breathing technique to unwind faster in the evening and fall asleep more easily.
The Military Method for Falling Asleep: Does It Really Work?
The military method for falling asleep step by step: How the technique works, what's behind it, and how long it takes to be effective.
Magnesium for Sleep: Does It Really Help You Fall Asleep?
Magnesium and Sleep: What the mineral really does, who benefits, which form and dose are effective – and what the limitations are.
Herbal Sleep Aids: What can Valerian & Co. really do?
Herbal sleep aids put to the test: What valerian, passionflower, hops, and lavender can do, how they are dosed, and what their limitations are.
Insomnia: What's behind it and how is it treated?
Understanding Insomnia: When poor nights turn into a sleep disorder, what mechanisms maintain it, and what treatment is considered effective.
Back Pain in the Morning: Is Your Mattress to Blame?
Back pain in the morning: Is your mattress to blame? How to tell if your sleeping surface is the cause – with a self-test, alternatives, and clear warning signs.
Dust mites in the mattress: How do I get rid of them?
Effectively Reducing Dust Mites in Your Mattress: What Mites Need, Proven Measures to Help, and What Allergy Sufferers Should Look Out For.
Snoring: What are the causes and what really helps?
Understanding the Causes of Snoring: Why tissue in the throat vibrates, which factors intensify it, and which measures effectively reduce nocturnal noise.
Morning Neck Stiffness: What Causes It and What Helps?
Stiff neck in the morning? The most common causes, from sleeping position to pillow height – and what really helps keep your neck relaxed.
Herniated disc: How to sleep properly at night
Herniated Disc and Lying Down: Which sleeping positions relieve pain, how to use pillows correctly, and what really matters when it comes to mattresses.
Box Spring Bed: Pros and Cons in an Honest Comparison
Box spring bed disadvantages honestly considered: Price, weight, space requirements, and hygiene - plus the advantages that can justify the high price.
The Ultimate Sleep Guide
Polyphasischer Schlaf: Ist Schlafen in mehreren Etappen sinnvoll?
Polyphasischer Schlaf verspricht mehr Zeit mit weniger Schlaf. Was Uberman, Everyman & Co. wirklich bringen, was Studien zeigen und warum die Biologie dagegen spricht.
Wasser trinken vor dem Schlafen: Wie viel ist sinnvoll – und wann zu viel?
Wasser trinken vor dem Schlafen: Dehydrierung stört den Schlaf, zu viel Flüssigkeit weckt die Blase. Wie viel wann sinnvoll ist, was nächtliche Toilettengänge verursacht und was hilft.
Sauna am Abend: Ist Saunieren gut für den Schlaf?
Sauna am Abend kann Einschlafzeit verkürzen und Tiefschlaf fördern – wenn Timing, Dauer und Abkühlung stimmen. Was Studien zeigen und wie Sie Sauna und Schlaf optimal kombinieren.