Feeling nauseated after eating, if it happens frequently, could be a cause for concern. Nausea is influenced by a broad range of variables, including how much and what you eat, whether you have food ...

While not fun to experience, nausea on its own in most cases isn't a major cause for concern, medical experts say. Nausea is a symptom, rather than a condition, according to Johns Hopkins Medicine.

If you wake up feeling more than a bit queasy-and can't blame a night out that was just a little too fun-you might be ...