Dwarf refers to a person with one of several varieties of a specific genetic condition called dwarfism. A dwarf has disproportion of body parts. This is generally caused by a genetic or nutritional disability. Any adult human below the height of 4'10 (147 cm) is considered a dwarf.
One Piece has a great story and does not have a lot of filler episodes.
Poly-L-lactic acid fillers, for instance, help fight the effects of aging by stimulating collagen production in the skin. Although fillers are generally considered safe, they sometimes lead to side effects like skin discoloration and allergic reactions.