FITBOOK magazine for fitness, health and nutrition

Hip thrusts build the glutes more effectively than back squats.

Hip Thrust The Incredibly Effective Ab Exercise Men Should Also Do

Experts and studies explain why hip thrusts might be the best exercise for glutes, why men should also do them, and more.

Study Suggests Parkinson's Begins in the Gut

Study Shows Parkinson's Begins Long Before Tremors–Clues Lead to the Gut

A new study shows that Parkinson's-associated changes in the gut microbiome may occur years before motor symptoms appear.

Artificial Sweeteners: Long-Term Effects

Study on Mice Possible Far-Reaching Long-Term Effects of Artificial Sweeteners

Artificial sweeteners are convenient for cutting calories—but according to a new study, their effects may be more far-reaching than previously thought.

The wall sit is an effective exercise for the lower body and core.

Coach Explains Why the Wall Sit Is an Underrated Exercise

If you want to train your core along with your legs, the wall sit exercise is a great choice. A trainer explains the benefits.

Study Do These Foods Cause Muscle Fat?

Study Shows Link Between High UPF Consumption and Excess Fat in Muscles, Potentially Affecting Joints and Health

Study Involving 11,000 Participants How Cannabis "Slows" Cognitive Abilities in Teens

Results from a long-term study show how cannabis alters cognitive abilities and why early benefits are lost.

Consulting the Urologist Do Men Have a Cycle?

A urologist explains to FITBOOK that men have a type of cycle—but it functions quite differently from that of women.

Felix M. Berndt, also known as Doc.Felix

Medfluencer in FITBOOK Interview Doc Felix: "You Reach Men Through Performance—Not Through Fear"

Dr. Felix explains in an interview why traditional health tips rarely reach men and how prevention and gut health can be more effective.

Fish, liver, beans, bread, etc., on a table

Nutrition Expert Explains Copper: Functions, Requirements, and Sources of the Trace Element

A nutrition expert reveals why copper is important, the doses at which it can harm health, and which foods contain it.

Health ›

Why Do We Sometimes Twitch When Falling Asleep?

Many older adults take aspirin for prevention. A new study examines whether it also benefits the brain.

Acetylsalicylic acid Many Take It "Preventively" – Does Daily Aspirin Really Protect Against Dementia?

Does Aspirin Protect Against Dementia? A new study has now determined whether this widespread belief holds true.

Chief Physician Appeals Germany No Longer Dies Suddenly—We Die Quietly! This “Pill” Could Prevent This

The deadly sextet develops gradually. The effects of exercise on prevention, the immune system, and aging processes.

There are several things you can do to keep your prostate healthy.

Expert Reveals How to Keep Your Prostate Healthy: 8 Effective Tips

Don't wait until your prostate is already diseased to pay attention to it. Keep it actively healthy with these 8 expert tips.

Active Ingredients That Provide Relief for Pollen Allergies

Hay Fever Season These Active Ingredients Provide Relief From Pollen Allergies, According to a Doctor

The hay fever season is tough on many people. FITBOOK consulted an expert to explain which active ingredients can help with pollen allergies.

Weight gain is apparently not equally risky for health at every age.

Research Study Identifies Riskiest Age for Weight Gain

Weight gain in young adulthood is more frequently associated with serious illnesses and premature mortality, according to the study.

Vaginal dryness can occur during menopause

During Menopause Why Women Shouldn't Settle for This Intimate Problem

What Causes Vaginal Dryness During Menopause, Why It's a Medical Issue, and How to Address It

Implants also require careful cleaning: Dental floss or interdental brushes can thoroughly clean the spaces between teeth and effectively prevent inflammation.

Causes and Tips at a Glance How to Prevent Your Dental Implant from Becoming Inflamed

Inflammation at the dental implant site often goes unnoticed. FITBOOK offers key insights on symptoms, risks, and effective prevention.

Study from Germany The Surprising Effect of Sugar Before a Massage

A study shows: Sugar before massages hinders physical recovery. The reasons why the stress system remains active are explained.

Nutrition ›

Obesity Risk Five-Year-Old Whole Milk Drinkers Seem to Have a Significant Advantage

New evidence from Canada on long-discussed link: The protective effect of whole milk could be even greater.

Overview What Are the Different Forms of Magnesium and How Do They Work?

Poor sleep or cramps after exercising? Magnesium can help—and it's most effective in the right form.

Foods That Can Reduce Inflammation in the Body

Mineral Check Magnesium L-Threonate–A Natural Performance Booster?

A new supplement shows promising effects: Magnesium L-threonate appears to be a brain booster.

Many automatically reach for the air fryer. But is that justified? A look at nutritional values and effects.

Preparation and Everyday Usability Why the Air Fryer Can Help with Weight Loss

Losing weight with air fryer meals? How low-fat the preparation is and whether it really aids in weight loss.

With the right snacks after training, you can also help your body build muscle

After Training 8 Ideal Post-Workout Snacks for Building Muscle

Depending on what you eat after training, you can either inhibit or promote muscle building - our snack inspiration for you.

A study examined the effects of collagen on strength and muscles.

Analysis For Strength and Muscles: Is Collagen Better Than Other Proteins?

78 studies compared: only collagen and whey significantly improved strength and muscle. But which protein truly leads?

Asparagus can be easily prepared in an air fryer. These four recipes are particularly delicious.

FITBOOK Editor My 4 Favorite Asparagus Recipes–All from the Air Fryer

Asparagus in the Air Fryer: Quick and Easy Recipes for the Season

Nutrition Expert Explains Why Salmon Helps with Weight Loss

Salmon is a fatty fish—yet it can help with weight loss. A nutrition expert explains why.

Fitness ›

How Much Weight You Should Use for Squats

Fitness Coach Explains How Much Weight Fit Men and Women Can Handle in Squats

How to Find the Right Weight for Squats: Guidelines for Beginners and Advanced Lifters

Jude Law Demonstrates How to Build Muscle After 50: Insights into Training, Discipline, and Fitness Strategy

Hollywood Star Discipline Beats Indulgence: Jude Law's Fitness Secret

An athletic body despite age? Jude Law shares insights on training, routine, and the path to greater fitness.

Expert Recommends This Number of Bicep Curls for Muscular Arms

From "Euphoria" to "Frankenstein"–Jacob Elordi's Fitness Secret

The Best Supplements for Endurance and Performance

Back training enhances the appearance of a slim waist

Hourglass Figure Train Your Way to a Slim Waist with Back Exercises

FITBOOK explains why you shouldn't neglect back training if you want a slimmer-looking waist.

Personal trainer shows how to perform burpees properly

Personal Trainer Tells You How This Technique Makes Burpees an Absolute Calorie Killer

Burpees burn a lot of calories and train several muscle groups at the same time - provided you have the right technique.

Coach Reveals This is My Favorite Exercise to Combat Flabby Arms

Trainer and FITBOOK expert Alina Bock reveals her favorite exercise for the back of the arms to prevent flabby arms.

How Much Weight Should You Lift When Bench Pressing

For a Good Fitness Level How Much Weight Should Women and Men Be Able to Bench Press?

How much weight should you lift in a bench press? There isn't a one-size-fits-all answer, but there are guidelines, as an expert explains.

Mind & Body ›

Research Loneliness Can Be Life-Threatening in Certain Cases, Study Finds

According to a study, loneliness not only negatively affects health and well-being but can even become life-threatening.

Airport, Language, Uncertainty: Causes of Travel Anxiety and Why It Affects More People Than Expected

Forms and Causes How Phobias Differ

FITBOOK explains the causes behind certain phobias, how to identify them, and the best ways to treat them.

With and Without Caffeine Study Finds Ideal Amount of Coffee for Mental Health

Depression, stress, PTSD: Scientists identify the ideal amount of coffee for mental health.

Many people worry about declining health as they age. Could this actually contribute to the aging process itself?

Study Summary How the Fear of Aging Is Connected to Aging Itself

Concerns about health decline have been linked to faster biological aging. Lifestyle may play a role. More on FITBOOK.

Many people struggle with sleep problems. According to Prof. Satchin Panda, this is partly because we don't allow ourselves enough time to wind down.

Interview Chronobiologist Satchin Panda: "Why So Many Struggle With Sleep Problems"

Chronobiologist Satchin Panda explains in an interview why many people have sleep problems and why melatonin is often overdosed.

Study Shows How Tattoo Type and Quantity Relate to Personality

Tattoos or no tattoos: a question of personality? Researchers made intriguing discoveries in their quest for answers.

Can the Death of a Wife Increase Her Husband's Risk of Dementia?

According to the study This Factor Increases Dementia Risk in Men–But Not in Women

With the death of a wife, the risk of dementia increases for older men, according to a recent study. Women often fare better after the mourning period.

Taking time to address worries has positive effects on sleep and mental health overall.

Concept of Worry Time An action taken earlier in the day can significantly improve falling asleep.

Overthinking can become a burden. Taking time to worry can help. Learn how "Worry Time" works in 4 steps.

Studies Show Sport Makes You Happy! Even This Small Amount Is Enough

If you haven't experienced it yourself, you only know it from hearsay: sport makes you happy. But is it really true? And if so, why?

Hip Thrust The Incredibly Effective Ab Exercise Men Should Also Do

Study Shows Parkinson's Begins Long Before Tremors–Clues Lead to the Gut

Study on Mice Possible Far-Reaching Long-Term Effects of Artificial Sweeteners

Coach Explains Why the Wall Sit Is an Underrated Exercise

Study Do These Foods Cause Muscle Fat?

Study Involving 11,000 Participants How Cannabis "Slows" Cognitive Abilities in Teens

Consulting the Urologist Do Men Have a Cycle?

Medfluencer in FITBOOK Interview Doc Felix: "You Reach Men Through Performance—Not Through Fear"

Nutrition Expert Explains Copper: Functions, Requirements, and Sources of the Trace Element

Acetylsalicylic acid Many Take It "Preventively" – Does Daily Aspirin Really Protect Against Dementia?

Chief Physician Appeals Germany No Longer Dies Suddenly—We Die Quietly! This “Pill” Could Prevent This

Expert Reveals How to Keep Your Prostate Healthy: 8 Effective Tips

Hay Fever Season These Active Ingredients Provide Relief From Pollen Allergies, According to a Doctor

Research Study Identifies Riskiest Age for Weight Gain

During Menopause Why Women Shouldn't Settle for This Intimate Problem

Causes and Tips at a Glance How to Prevent Your Dental Implant from Becoming Inflamed

Study from Germany The Surprising Effect of Sugar Before a Massage

Obesity Risk Five-Year-Old Whole Milk Drinkers Seem to Have a Significant Advantage

Overview What Are the Different Forms of Magnesium and How Do They Work?

Mineral Check Magnesium L-Threonate–A Natural Performance Booster?

Preparation and Everyday Usability Why the Air Fryer Can Help with Weight Loss

After Training 8 Ideal Post-Workout Snacks for Building Muscle

Analysis For Strength and Muscles: Is Collagen Better Than Other Proteins?

FITBOOK Editor My 4 Favorite Asparagus Recipes–All from the Air Fryer

Nutrition Expert Explains Why Salmon Helps with Weight Loss

Fitness Coach Explains How Much Weight Fit Men and Women Can Handle in Squats

Hollywood Star Discipline Beats Indulgence: Jude Law's Fitness Secret

Hourglass Figure Train Your Way to a Slim Waist with Back Exercises

Personal Trainer Tells You How This Technique Makes Burpees an Absolute Calorie Killer

Coach Reveals This is My Favorite Exercise to Combat Flabby Arms

For a Good Fitness Level How Much Weight Should Women and Men Be Able to Bench Press?

Research Loneliness Can Be Life-Threatening in Certain Cases, Study Finds

Forms and Causes How Phobias Differ

With and Without Caffeine Study Finds Ideal Amount of Coffee for Mental Health

Study Summary How the Fear of Aging Is Connected to Aging Itself

Interview Chronobiologist Satchin Panda: "Why So Many Struggle With Sleep Problems"

Study Shows How Tattoo Type and Quantity Relate to Personality

According to the study This Factor Increases Dementia Risk in Men–But Not in Women

Concept of Worry Time An action taken earlier in the day can significantly improve falling asleep.

Studies Show Sport Makes You Happy! Even This Small Amount Is Enough

other topics

According to a Fitness Coach How Much Weight Fit Women and Men Should Be Able to Press on the Leg Press

Nutritional Value Check Green or White: Which Asparagus Is Healthier?

Recommended by Coach 6 Exercises for Optimal Muscle Building in Men Over 40

Hollywood Star Ryan Gosling's Fitness Secret

FITBOOK Author "14 Days of Jumping Rope–The Results"

Mobility & Stability Kettlebell Windmill–One of the Most Valuable Preventive Exercises

Aging Healthily Nutrition Expert Reveals Her Longevity Smoothie Recipe

Study Shows Connection High-Dose Flu Vaccine Linked to 20 Percent Lower Alzheimer's Risk

Study Summary How Muscle Strength in Older Women Is Linked to Mortality Risk

Mother Discusses Angelman Syndrome "This Is Not a Normal Developmental Delay"

Visible Success Expert Recommends This Number of Bicep Curls for Muscular Arms

Extremely Time-Critical Illness Intensive Care Specialist: "Everyone Should Know These 3 Key Symptoms of Sepsis"

Trainer Reveals This is my favorite exercise for the abs

Abdominal Exercise Cable Crunches for a Six-Pack Workout

Tips and Tricks Why You Shouldn't Prick Easter Eggs Before Boiling

The Holiday Rules Is Sports Allowed on Good Friday?

Great Pressure to Suffer Signs You May Be Suffering From Cluster Headaches