Melissa Mathis holds a container of freeze-dried placenta capsules. Carrie Feibel/Houston Public Media hide caption

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Parents rally against SB 277, a California measure requiring schoolchildren to get vaccinated, outside the Capitol in Sacramento, Calif. Rich Pedroncelli/AP hide caption

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Nephrologist Mitchell Lunn (left) and OB-GYN Juno Obedin-Maliver want to hear about the health issues on the minds of members the LGBTQ community. Susan Merrell/Courtesy of UCSF hide caption

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Supporters of the Affordable Care Act cheer outside the Supreme Court in Washington, D.C., after a majority on the court ruled that Obamacare tax credits can continue to go to residents of any state. Mark Wilson/Getty Images hide caption

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Marijuana at a medical marijuana dispensary in Los Angeles. Twenty-three states and the District of Columbia have legalized medical marijuana. David McNew/Getty Images hide caption

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When health care providers have the latest information on various birth control methods, research suggests, more of their patients who use birth control choose a long-acting reversible method, like the IUD. iStockphoto hide caption

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