diff --git a/include/Spectre/Math/Time.h b/include/Spectre/Math/Time.h
index 9abb7d3..a2753c5 100644
--- a/include/Spectre/Math/Time.h
+++ b/include/Spectre/Math/Time.h
@@ -23,8 +23,8 @@ public :
 
 private :
 
-	// In microseconds.
-	long m_value;
+	// Microseconds (us)
+	long m_us;
 };
 
 // ----------------------------
diff --git a/source/Math/Time.cpp b/source/Math/Time.cpp
index 2e62b4c..f380817 100644
--- a/source/Math/Time.cpp
+++ b/source/Math/Time.cpp
@@ -5,23 +5,27 @@
 namespace sp {
 
 Time::Time(long value) :
-m_value(value)
+m_us(value)
 {
 }
 
 double Time::seconds() const
 {
-	return ((double) m_value) / 1000000.0f;
+	// Faster way of calling milliseconds() / 1000 as
+	// ms = us / 1000
+	// s = ms / 1000 = us / 1000 / 1000 = us / 10000000
+	return ((double) m_us) / 1000000.0f;
 }
 
 int Time::milliseconds() const
 {
-	return ((double) m_value) / 1000;
+	// ms = us / 1000
+	return ((double) m_us) / 1000;
 }
 
 long Time::microseconds() const
 {
-	return m_value;
+	return m_us;
 }
 
 // ----------------------------