diff --git a/education/nutrition/Dietary Reference Intakes.md b/education/nutrition/Dietary Reference Intakes.md
index fc748d1..920c6f0 100644
--- a/education/nutrition/Dietary Reference Intakes.md	
+++ b/education/nutrition/Dietary Reference Intakes.md	
@@ -3,8 +3,20 @@ Dietary Reference Intake (DRIs) are a set of energy and nutrient intake standard
 DRIs include:
 ##  Estimated Average Requirements (EARs)
 The amount of nutrient that should meet the needs of 50% of healthy people who are in a particular life-stage/sex group.
-# Recommended Dietary Allowances (RDAs)
- The standard for recommended daily intake of sever
-- Adequate Intakes (AIs)
-- Tolerable Upper Intake Levels (ULs)
-- Acceptable Macronutrient Distribution Range (AMDR)
+### Estimated Energy Requirements (EERs)
+The average daily energy intake that meets the needs of a healthy person maintaining their weight.
+EER takes into account:
+- Physical activity level
+- Height
+- Weight
+- Sex
+- Life stage
+- Health status
+## Recommended Dietary Allowances (RDAs)
+ The standard for recommended daily intake of several nutrients.
+## Adequate Intakes (AIs)
+Recommendations that assume a population's average daily nutrient intakes are adequate because no deficiency diseases are present.
+
+## Tolerable Upper Intake Levels (ULs)
+The highest average amount of a nutrient that is unlikely to harm most people.
+## Acceptable Macronutrient Distribution Range (AMDR)