As the Ebola outbreak rages on in West Africa, US health officials are taking measures to keep the virus from spreading in the US. One such measure will be screening airline passengers for signs of Ebola.

As the Ebola outbreak continues in West Africa, health officials in the US are asking health care workers to prepare to act if the disease spreads.

Researchers continue to search for answers in the the West African Ebola outbreak — now the largest in history. One research team has made a discovery that could lead to improved treatments and vaccines for the deadly virus.

A handshake is one of the most common greetings used when meeting someone for the first time or saying hello to an old friend. But other greetings may transfer fewer disease-causing bacteria.

In the past, it wasn't uncommon for kids to be prescribed antibiotics for almost any respiratory infection. Now doctors are more careful about prescribing them only when necessary.

Even with infections that don't spread  easily , family members might still run the risk of developing the same infections, simply due to a shared environment. Researchers explored this issue for one infection in particular — toxoplasmosis.

Certain types of the bacteria E. coli live in our intestines without causing trouble or harm. But other strains can cause serious illness. Two related California companies have recalled pre-packaged salads and wraps due to concerns about this type of the bacteria.

A number of food products, including packaged potato and tuna salads, were recalled in October due to concerns about a bacteria called Listeria . The recalls have been expanded this week and now include a variety of additional meat products and salads.

Even when no illnesses have been reported, sometimes concerns about food safety can cause a stir. That was the case this week, as several companies announced food contamination worries. Luckily, no reports of consumers becoming ill have developed.

People at risk for certain infectious diseases are usually disqualified from being blood donors. However, new research suggests that they may still be safe organ donors.