Opt for frequent snacks in lieu of large meals. In fact, the NIH suggests snacking as often as every one to two hours throughout the day. To boost energy, choose foods high in both protein and complex carbs, which take a while to turn into blood sugar and will, ideally, prevent spikes and drops that could leave you feeling awful. Think along the lines of nuts, cheese, and yogurt.
Try nausea medication. Lyster says there are plenty of medicines out there that are fine for pregnant women. Always read the products' labels, and when in doubt, check with your doctor. If you're vomiting and can't swallow a pill, Lyster says some medications can be taken through the opposite end of the body (yup, that means rectally).
With any luck, these tips will help ease your morning sickness. But if not, some good news for you (and Kate): Morning sickness often wanes at the end of the first trimester. And as long as you stay hydrated, nausea is unlikely to harm the baby—just sicken mom. Consider it one of the first in what's likely to be a long list of motherly sacrifices.