Zika surfaces in Texas, likely to be first local transmission; Many LASIK patients may wind up with glare, halos or other visual symptoms, study suggests; Normal head size at birth doesn’t rule out microcephaly, Zika syndrome after birth; A consumer’s guide to the hottest field in cancer treatments — immunotherapy;     White, rural drug users lack needle exchange programs to prevent HIV infections This map shows which counties are most at risk of catastrophic new outbreaks of HIV and hepatitis B and C. By Lena H. Sun  •  Read more » ADVERTISEMENT   Zika surfaces in Texas, likely to be first local transmission With this case, south Texas could be the next place in the mainland U.S. with active local transmission. By Lena H. Sun  •  Read more »   Many LASIK patients may wind up with glare, halos or other visual symptoms, study suggests Almost half of participants in a study of LASIK developed new visual symptoms after the surgery. By Ariana Eunjung Cha  •  Read more »   Normal head size at birth doesn’t rule out microcephaly, Zika syndrome after birth The latest data show Zika-infected infants who were born with a normal head size and developed microcephaly months later. By Lena H. Sun  •  Read more »   A consumer’s guide to the hottest field in cancer treatments — immunotherapy While confident that immunotherapy will play an increasing role in cancer treatment, researchers must overcome some obstacles. By Laurie McGinley  •  Read more »   ADVERTISEMENT   Recommended for you   Lean & Fit Fitness and wellness trends in your inbox weekly. Sign Up »         Share To Your Health:       Twitter      Facebook Trouble reading? Click here to view in your browser. You received this email because you signed up for To Your Health. For additional free newsletters or to manage your newsletters, click here. We respect your privacy. If you believe that this email has been sent to you in error or you no longer wish to receive email from The Washington Post, click here. Contact us for help. ©2016 The Washington Post, 1301 K St NW, Washington DC 20071