Many of you not aware about Whatsapp new rich text support.
Now you can send bold, italic and strikethrough.
Steps for writing rich text format in Whatsapp.
For Bold: Add an asterisk (*) before and after the specific words or phrases you want to embolden e.g. *bold*
For Italics: Add an underscore (_) before and after your chosen words or phrases e.g. _italic_
For Strikethrough: Add a tilde (~) before and after the words or phrases you want to strike a line through e.g. ~strike~