A Ghanaian couple in a long-distance relationship married via a video call. The couple exchanged their vows on phone, with some family and freinds present.

Unfortunately, as the years pass, wrinkles appear on the face—the one visible between the eyebrows is commonly known as the frown line or anger wrinkle. It results from frequent frowning.

The European Central Bank's President Christine Lagarde can move financial markets with a frown, while her predecessor, Mario Draghi, used a smile to reinforce his message, a new study has found.