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You can suspect pregnancy if hot flashes are accompanied by other pregnancy symptoms, such as: 1  Nausea. 2  Dizziness. 3  Morning sickness.  Surge in 1  emotions. Vaginal discharge.  Inability to withstand certain smells.
Other less obvious signs and symptoms of pregnancy that you might experience during the first trimester include: Moodiness. The flood of hormones in your body in early pregnancy can make you unusually emotional and weepy. Mood swings also are common. Bloating. Hormonal changes during early pregnancy can cause you to feel bloated, similar to how you might feel at the start of a menstrual period. Light spotting.