The <b> tag/<strong> tag is used to make bold text, the text will become much thicker then normal text.

Where/how To Use The <b>/<strong > Tag

Use in head or body section?	body
Inline or Block level tag?	Inline
HTML Tag Syntax?	<start tag>CONTENT</end tag>
XHTML Tag Syntax?	<start tag>CONTENT</end tag>

Bold Example

Code	Output
<b>bold text</b>	bold text
<strong>strong text</strong>	strong text

Notes

• Use the strong or b tag to make your text stand out.
• Use the b tag for a pure presentational meaning and use the strong tag for giving your text more meaning to screen-readers.
• To give your text a bit less 'boldness' use the <i> or <em> tag. They render the text italic.

Common attributes for the bold tag

class, style, id, title, dir, lang

Common attributes for the strong tag

class, style, id, title, dir, lang, xml:lang

Javascript Event attributes for both bold tags

onmousedown, onmouseup, onclick, ondblclick, onmouseover, onmouseout, onmousemove, onkeydown, onkeyup, onkeypress