How to Increase Your Height: Is There Anything I Can Do? Factors that Affect Height 1. Genetic Factors - Polygenic trait 2. Non-Genetic Factors - Environment - Nutrition - Exercise A primer on your height & what you can do about it - Height is determined between 60%-85% by genetics - The remainder of that is environmental, primarily nutrition - If you're malnourished during your growing years you won't reach your full potential - If you get enough nutrition you'll likely reach your genetically predetermined height, possibly a little taller - Getting enough protein through your developmental years can add to your height positively - In Japan after the war, the population had access to more fish protein and the average height of the country increased 3 inches - Denmark has become one of the tallest countries in the world, and it's rise in height is strongly correlated to it's wealth per capita - People that can afford to eat, and eat well, will be taller over generations - It's no guarantee that you'll be taller through eating, but proper nutrition through your formative years, can add a bit onto your genetics - A good, balanced diet of fats, proteins, and carbohydrates -- eat food, not too much, mostly plants -- you'll do fine