Main Difference
The main difference between Underweight and Overweight is that the Underweight is a Classification of human body weight and Overweight is a having a Body Mass Index of 25.0-29.9 kg/m2
-
Underweight
An underweight person is a person whose body weight is considered too low to be healthy.
-
Overweight
Being overweight or fat is having more body fat than is optimally healthy. Being overweight is especially common where food supplies are plentiful and lifestyles are sedentary.
As of 2003, excess weight reached epidemic proportions globally, with more than 1 billion adults being either overweight or obese. In 2013 this increased to more than 2 billion. Increases have been observed across all age groups.
A healthy body requires a minimum amount of fat for proper functioning of the hormonal, reproductive, and immune systems, as thermal insulation, as shock absorption for sensitive areas, and as energy for future use. But the accumulation of too much storage fat can impair movement, flexibility, and alter the appearance of the body.
-
Underweight (adjective)
Of an inappropriately or unusually low weight.
“He’s so underweight he’s had to buy smaller clothes.”
“He’s thirty pounds underweight.”
“The market trader was fined for selling underweight bags of fruit.”
-
Underweight (adjective)
Not too heavy for an intended purpose.
“The suitcase is just slightly underweight; I’ll let it on the plane.”
-
Underweight (adjective)
Being less invested in a particular area than market wisdom suggests.
“The fund is underweight in mining.”
-
Underweight (noun)
The state or quality of being underweight.
-
Underweight (verb)
To underestimate the weight of.
-
Underweight (verb)
To give insufficient weight to (a consideration); to underestimate the importance of.
-
Overweight (adjective)
Heavier than what is generally considered healthy for a given body type and height.
-
Overweight (adjective)
Weighing more than what is allowed for safety or legal commerce.
-
Overweight (adjective)
Having a portfolio relatively heavily invested in.
“Our portfolio is very overweight (in) Asian technology stocks.”
-
Overweight (noun)
An excess of weight.
-
Overweight (noun)
A security or class of securities in which one has a heavy concentration.
“Apple common stock is one of our overweights.”
-
Overweight (verb)
To weigh down: to put too heavy a burden on.
-
Overweight (verb)
To place excessive weight or emphasis on; to overestimate the importance of. from 17th c.