--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@
 
 Each 1ml of oil contained 10.00mg of total CBD and 0.42mg of total THC, for a CBD:THC ratio of approximately 20:1 (analysis by HPLC).
 
-Data Dictionary:
+**Data Dictionary:**
 * Date: YYYY-MM-DD
 * Tonic: tonic seizure count (http://www.epilepsy.com/learn/types-seizures/tonic-seizures)
 * Tonic-Clonic: tonic-clonic (aka "grand mal") seizure count (http://www.epilepsy.com/learn/types-seizures/tonic-clonic-seizures)