<unk> , also called nausea, vomiting of pregnancy (emesis gravidarum or NVP), or pregnancy sickness, affects between 50  and 95 percent of all pregnant women as well as some women who use hormonal contraception or hormone replacement therapy.  The nausea can be mild or induce actual vomiting. In extreme cases, known as hyperemesis gravidarum, hospitalization may be required to treat the resulting dehydration.
Morning sickness
Q fever
Sleeping sickness
Relapsing fever
Fever of unknown origin
Pharyngoconjunctival fever
Tetanus
Decompression sickness