许多疾病源于不讲卫生。用英语怎么说？

许多疾病源于不讲卫生。

Many diseases proceed from negligence of hygiene.

many

adj. 许多，多的；pron. （与复数动词连用）大多数人；

例句
There are many people who still find the act of abortion abhorrent.
仍有很多人对堕胎行为表示厌恶。

diseases

n. 疾病( disease的名词复数 )，弊端，恶疾，痼疾；

例句
The biology of these diseases is terribly complicated.
这些疾病的机理极其复杂。

proceed

vi. 进行，前进，（沿特定路线）行进，（尤指打断后）继续说；n. 收入，获利；

例句
He would stride on stage then proceed to coax the sweetest possible sounds out of his violin...
他会大步走上舞台，然后轻轻地拉他的小提琴，奏出美妙动听的曲调。

from

prep. （表示时间）从…，（表示原因）因为，（表示来源）来自…，（表示分离）与…分离[隔开]；

例句
...an abortive attempt to prevent the current President from taking office.
企图阻止现任总统连任的失败尝试

negligence

n. 疏忽，[法]过失，粗心大意；

例句
The judges said there was at least a good arguable case of negligence to answer.
法官们说至少有一个证据确凿的渎职案可作答辩。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

hygiene

n. 卫生，卫生学，保健法；

例句
...men who take as much trouble over personal hygiene as women.
像女人一样不嫌麻烦打理个人卫生的男人