<div>Activities</div>
<label>cooking<input type="checkbox" name="cooking"/></label>
<label>running<input type="checkbox" name="running"/></label>
<label>movies<input type="checkbox" name="movies"/></label>

//Multiple checkbox inputs with the SAME name attribute.

<div>Ingredients</div>
<label>Onion<input type="checkbox" name="ingredient" value="onion"/></label>
<label>Butter<input type="checkbox" name="ingredient" value="butter"/></label>
<label>Rice<input type="checkbox" name="ingredient" value="rice"/></label>