Stem cells may help heal bone fractures干细胞可帮助医治骨骨折
according to researchers at the University of North Carolina.据研究人员在北卡罗莱纳大学。 The tests测试
were on mice, but if this works with humans, then 600,000 American per分别对小鼠，但如果这个工程与人类，那么美国每600000
year may benefit from stem-cell treatment.可能是因为今年受益于干细胞治疗。 There is no ethical issue不存在伦理问题
for Republicans to freak out about because doctors would use the为共和党怪胎了约，因为医生会使用
person’s own stem cells–not embryonic ones. San Diego medical research clinical trials人的自身的干细胞不是胚胎。 圣迭戈医学研究，临床试验

Acne is not just a problem for teenagers, it can affect people from ages 10 through 40. 痤疮不仅是一个问题的青少年，它可以影响人的年龄由10到40 。 It is not unusual for women, in particular, to develop acne in their mid-to-late 20’s, even if they have not had breakouts in years (or ever). 这不是不寻常的妇女，特别要在发展痤疮在他们的中期到晚期20的，即使他们还没有突破，在年（或以往任何时候都） 。 Acne can appear as any of the following; 痤疮可以出现下列任何一种;

congested pores,繁忙的毛孔，
whiteheads, whiteheads ，
blackheads, blackheads ，
pimples,丘疹，
pustules, or脓疱，或
cysts (deep pimples).囊肿（深丘疹） 。

These blemishes occur wherever there are many oil (sebaceous) glands, mainly on the face, chest, and back.这些瑕疵出现在何处，有很多石油（皮脂腺）腺体，主要是脸部，胸部和背部。

You can do a lot to treat your acne using products available at a drugstore or cosmetic counter, that do not require a prescription.你可以做的工作很多，治疗痤疮您使用的产品可在一药店或化妆品柜台，不需要处方。 However, for tougher cases of acne, you should consult a physician. acne treatments不过，为更严厉的案件痤疮，你应征询医生。 痤疮的治疗