约有三分之一的孩子曾严重体重过轻。
甚至10%体重过轻的女子也在减肥。
Even among underweight women 10% were trying to lose weight.
许多情况下，价值对重工业来说是过轻的一个词汇。
In many cases, value is way too mild a word for the heavy industrials.
如果不治疗将会导致严重的体重过轻，脱水甚至死亡。
If left untreated, it can result in severe weight loss, dehydration, or death.
据npr新闻的卡丽·约翰逊报道，法官表示刑期过轻。
NPR's Carrie Johnson reports the judge says the prison term is way too light.
体重过轻的人则遭受着相反的痛苦：他们得努力增加体重。
Thin people, however, suffer from the opposite: They have to make a great effort to gain weight.
相反，那些体重过轻的患者其死亡风险较正常体重者高37.0%。
Conversely, those who were underweight had a 37.0% higher mortality risk than normal weight individuals.
2010年，体重过轻儿童比例从1990年的25%下降到16%。
The percentage of underweight children is estimated to have declined from 25% in 1990 to 16% in 2010.
这种办法被称为袋鼠妈妈护理法，用来帮助出生时体重过轻的婴儿生存。
This method, called kangaroo mother care, is an intervention designed to help low birth-weight babies survive.
医生通过图表中不同的百分点，来判断青少年的体重是过重还是过轻。
Doctors use the different percentiles on a chart to decide whether teenagers or children are underweight or overweight.
里奇的身体质量指数是16.1，甚至比维多利亚还要低，属于体重过轻。
With a BMI of 16.1, under even Victoria Beckham’s lowest, the starlet is significantly underweight.
需要注意的是，当人们关注儿童肥胖症时，那些体重过轻的孩子被忽视了。
There are in fact concerns that the plight of the underweight child has been forgotten amid the intense focus on childhood obesity.
体重指数为30或更高被视为肥胖，而体重低于18.5则被认为是体重过轻。
A BMI of 30 or higher is considered obese, and under 18.5 underweight.
体重过轻是低收入国家出现多种疾病的主要威胁因素，在全球疾病负担中约占6%。
Underweight is the leading risk factor for many diseases in low-income countries and represents about 6% of the global disease burden.
快速上浮通常是不受控制的，可能由充气过度，浮力控制差，配重过轻或慌张引起。
Rapid ascends are often uncontrolled and can be caused by over inflation, poor buoyancy control, being counterweighted or panic.
现在还需进行更深入的研究以探明体重过轻与过重的人的大脑回路是否也存在异常。
Further research is now needed to investigate whether underweight and overweight people have abnormalities in these circuits.
印度的营养不良率高得出奇，三岁以下儿童近半数体重过轻，这与其收入水平远不成比例。
Its rate of malnutrition-nearly half the children under three weigh less than they should-is much higher than it should be given India's level of income.
十年前，有42.5%不满五岁的儿童体重过轻，而现在这一比率已经下降到30%以下。
A decade ago 42.5% of all children under five were underweight. Now the reported rate is just below 30%.
研究表明，孩子长期体重过轻，会导致持续一生的健康问题，包括从认知损伤到骨骼失调。
Studies have shown that being persistently underweight as a child can cause problems over a lifetime, from cognitive impairment to skeletal disorders.
研究性格和体质指数关系的日本研究者指出：外向的人会体重过重。而内向的人又会体重过轻。
Outgoing people tend to be overweight, while anxious types are more likely to be thin, according to Japanese researchers who examined the links between personality and body mass index.
这些双胞胎出生时不仅更有可能发育不成熟及体重过轻，而且他们发生死产或残疾的风险也更大。
Not only are they more likely to be born prematurely and underweight, but there is also a greater risk that they will be stillborn or with a disability.
已有人呼吁公共健康政策制定者们，当考虑儿童健康问题时，超重和体重过轻这两个极端都应该优先考虑。
There have been calls for public health policy makers to consider both ends of the body mass spectrum when fixing priorities in child health.
提示先天性CMV感染常常导致胎儿宫内发育迟缓，新生儿出生体重过轻或早产，明显加重新生儿黄疸和胆汁淤积。
The congenital CMV infection usually caused IUGR, lower birth weights or premature birth. It also markedly aggravated the newborn's jaundice and cholestasis.
有严重清晨恶心呕吐现象的孕妇有比普通孕妇多三倍的可能性早产，她们的婴儿出现体重过轻现象的可能也增加了近三倍。
Women who suffered from extreme early morning sickness were three times more likely to give birth prematurely and the baby was nearly three times more likely to be of low weight.
这项研究发现，相比于体重正常、体重过轻、以及体重过重的人来说，那些体重“适度”超重的人早死的几率要小一些。
The study found the "moderately" overweight now had lower rates of early death than those who were normal weight, underweight or obese.
这项研究发现，相比于体重正常、体重过轻、以及体重过重的人来说，那些体重！“适度”超重的人早死的几率要小一些。
Thee study found the "moderately" overweight now had lower rates of early death than those who were normal weight, underweight or obese.
这项研究发现，相比于体重正常、体重过轻、以及体重过重的人来说，那些体重！“适度”超重的人早死的几率要小一些。
Thee study found the "moderately" overweight now had lower rates of early death than those who were normal weight, underweight or obese.
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