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Eagles Rams Football
Philadelphia Eagles quarterback Carson Wentz gets tackles during the second half of an NFL football game against the Los Angeles Rams Sunday, Dec. 10, 2017, in Los Angeles. Wentz left the game shortly after the play and did not return to the game. (AP Photo/Mark J. Terrill)
49ers Texans Football
Referee John Hussey checks on Houston Texans quarterback Tom Savage following a hard hit during the second quarter of an NFL football game against the San Francisco 49ers on Sunday, Dec. 10, 2017 at NRG Stadium in Houston. The 49ers defeated the Texans 26-16. (AP Photo/The Galveston County Daily News, Kevin M. Cox)
Rural-eastern-Colorado-rj-03568
ROCKY FORD, CO - NOVEMBER 16: Doug Miller, a nurse practitioner who runs at the Rocky Ford Health Center, does a medical examination on Jeanne Smith on November 16, 2017 in Rocky Ford, Colorado. (Photo by RJ Sangosti/The Denver Post)
Eagles Rams Football
Philadelphia Eagles quarterback Carson Wentz gets tackles during the second half of an NFL football game against the Los Angeles Rams Sunday, Dec. 10, 2017, in Los Angeles. Wentz left the game shortly after the play and did not return to the game. (AP Photo/Mark J. Terrill)
49ers Texans Football
Houston Texans quarterback Tom Savage (3) is checked by a referee after he was hit during the first half of an NFL football game against the San Francisco 49ers, Sunday, Dec. 10, 2017, in Houston. Savage left the game. (AP Photo/Eric Christian Smith)
A new drug could stall deadly symptoms of rattlesnake bite (Navajo Nation Zoo via AP)
Health Insurance Breaking Point
In this Sunday, Dec. 3, 2017, photo, Stephanie and Lance Schmidt pose for a photo with their children, from left, Stella, Solomon and Theo, at their home in Oklahoma City. The Schmidt's have opted for a cost-sharing ministry this year after they realized their monthly insurance bill would have more than doubled to over $1,200 and stuck them with an $8,000 deductible for their family of five. (AP Photo/Sue Ogrocki)
Needle Exchange
In this Wednesday, Oct. 4, 2017 photo, Denise Brown who is addicted to heroin, pushes a drop of blood out of a syringe to demonstrate how to identify a used needle in Camden, N.J. The closure of the needle exchange in Camden, a struggling New Jersey city across the Delaware River from Philadelphia, and a place where drugs are dealt openly on streets lined with abandoned storefronts and homes, has left many people there without a resource intended to stop the spread of blood-borne illnesses. (AP Photo/Matt Rourke)
Vaccines-Better Protection
FILE - This Jan. 10, 2013 file photo shows vials of flu vaccines in Philadelphia. No vaccine is perfect, and it can take many years to find out how well a new vaccine works and how long it lasts. The annual flu vaccine is a particularly hard one to nail. The virus changes quickly and spreads easily. U.S. health officials make their best guess each spring about the formula for the next flu season. (AP Photo/Matt Rourke, File)