A person born between March 21 and April 20 comes under Aries sign. The basic symbol of Aries is Ram and its ruling planet is Mars. Fire denotes Aries. Iron is the closest metal to Aries. The lucky day for Aries is Tuesday. The lucky color for an Aries person is Blood red and lucky gems for Aries are Ruby and Jasper. Aries are very friendly, intolerant to injustice and defends the weak. Aries can be compared to an infant. An infant is not selfish, but wants all its needs to be fulfilled. An Aries person is ignorant and sometimes may be a bit careless. Aries are innocent thus many times their aggression gets hidden behind it. Aries easily trust people, and in this way they get hurt. In fact, an Aries person will forgive the culprit, forget it and trust another person again. An Aries person is impatient, frank, impulsive, a little unstable, very optimistic and often fears physical pain.