Sexually transmitted diseases are on the rise across the nation, but the problem is particularly acute in Los Angeles County. Not only does the county have the most cases, it also has some of the highest rates of chlamydia, gonorrhea and syphilis in California and the nation.
Some public health experts have blamed the heavy use of online dating apps, arguing that they lead to more casual sex among people 25 and younger, who are the most likely to be infected and also the least inclined to seek testing. Though the precise cause of the increase is not clear, some entrepreneurs and public health officials are trying to tackle the problem with technology. FULL REPORT