J.D.
Both Fifths and hand/foot/mouth disease are going around. Both are treatable easily, but are highly contagious! If she is around any child who has a pregnant mother, the mother needs to know. Fifths is not harmful to most people but can be very harmful to a fetus.
Fifths and Hand Foot Mouth disease are NOT the same thing:
Fifths = very dangerous for pregnant women:
http://www.cdc.gov/ncidod/dvrd/revb/respiratory/parvo_b19...
Hand Foot Mouth = not so dangerous for pregnant women:
http://www.cdc.gov/ncidod/dvrd/revb/enterovirus/hfmd-qa.h...