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The Internet Doctor

Author: Dr Antti Rintanen, MD, MSc (IEM)

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Dr. Antti Rintanen is a licensed medical doctor from Finland with a Master’s degree in Industrial Engineering and Management. He has a research background in orthopedic surgery and public health economics, and extensive clinical experience across both public hospitals and private healthcare providers. Passionate about health, medicine, and sports, Dr. Rintanen is also a health entrepreneur, a World Champion in Taekwon-Do, and a multiple-time World Cup titleholder in kickboxing. He is the founder of The Internet Doctor, a platform dedicated to providing clear, reliable, and evidence-based medical information for the general public.
How to Build Health Habits That Actually Stick: A Doctor’s Guide
Health

How to Build Health Habits That Actually Stick: A Doctor’s Guide

ByDr Antti Rintanen, MD, MSc (IEM) April 21, 2025April 21, 2025

If you’ve ever tried to drink more water, move more in the mornings, or stop scrolling late at night—you know…

Read More How to Build Health Habits That Actually Stick: A Doctor’s GuideContinue

Better Running Posture: A Doctor’s Tips for Long-Term Joint Health
Health

Better Running Posture: A Doctor’s Tips for Long-Term Joint Health

ByDr Antti Rintanen, MD, MSc (IEM) April 21, 2025April 21, 2025

Running is a powerful way to stay in shape, clear your mind, and boost cardiovascular health—but it can also place…

Read More Better Running Posture: A Doctor’s Tips for Long-Term Joint HealthContinue

posture
Health

Posture Matters: How to Build Better Habits That Stick

ByDr Antti Rintanen, MD, MSc (IEM) April 21, 2025April 21, 2025

Most people think of posture as simply “standing up straight.” But in reality, posture is a full-body expression of how…

Read More Posture Matters: How to Build Better Habits That StickContinue

Understanding Chronic Pain: Causes, Challenges, and New Paths to Relief
Health

Understanding Chronic Pain: Causes, Challenges, and New Paths to Relief

ByDr Antti Rintanen, MD, MSc (IEM) April 19, 2025April 19, 2025

Chronic pain is a condition that affects millions globally—physically, mentally, and emotionally. Yet despite how common it is, many people still…

Read More Understanding Chronic Pain: Causes, Challenges, and New Paths to ReliefContinue

core training
Health

Strengthen Your Spine: Everyday Habits for a Healthier Back

ByDr Antti Rintanen, MD, MSc (IEM) April 19, 2025April 19, 2025

Your spine is more than just a column of bones—it’s your body’s foundation for movement, posture, and physical strength. But in…

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mobility aid
Health

Room-by-Room Safety Upgrades to Support Aging in Place

ByDr Antti Rintanen, MD, MSc (IEM) April 18, 2025April 18, 2025

As people grow older, their needs at home often shift—especially when it comes to movement, balance, and safety. One of…

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Building Habits That Stick: A Sustainable Approach to Men’s Health
Health

Building Habits That Stick: A Sustainable Approach to Men’s Health

ByDr Antti Rintanen, MD, MSc (IEM) April 17, 2025April 17, 2025

When it comes to men’s health, information isn’t the problem—implementation is. Most men already know that exercise, sleep, and nutrition are important….

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Building Your Recovery Routine: A Week-by-Week Guide for Athletes
Health

Building Your Recovery Routine: A Week-by-Week Guide for Athletes

ByDr Antti Rintanen, MD, MSc (IEM) April 16, 2025April 16, 2025

Recovery is the secret ingredient that turns effort into progress. Whether you’re a runner, swimmer, football player, or weekend warrior,…

Read More Building Your Recovery Routine: A Week-by-Week Guide for AthletesContinue

mental health
Health

Why Mental Health Recovery is a Family Journey — Not a Solo Mission

ByDr Antti Rintanen, MD, MSc (IEM) April 12, 2025April 12, 2025

When someone we care about is struggling with their mental health, it’s easy to feel powerless. We want to help,…

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Managing Neck and Shoulder Pain
Health

Managing Neck and Shoulder Pain

ByDr Antti Rintanen, MD, MSc (IEM) April 22, 2024May 6, 2025

Neck and shoulder pain is a widespread issue that affects a significant portion of the population at some point in…

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