A wavy line, as well as a broken or chained line, represents many love interests, but none of them very serious.
A star on the line represents happiness in your marriage.
A donut on the line represents a time of depression.
Emotional loss may be symbolized by a broken line, as well as a line with small lines crossing through it. Such losses include deaths and the end of relationships.
Happiness in love is shown by small lines that extend upward from the Heart Line. However, if the lines extend downward, then it symbolizes a disappointment.
Protection from a loved one is indicated by double lines.