“If you are someone who is not in good control of your diabetes throughout the year, the holiday season can really make your situation worse,” Dr. Laila Tabatabai, an endocrinologist with Houston Methodist Hospital, said in a hospital news release. “If you are someone who is not in good control of your diabetes throughout the year, the holiday season can really make your situation worse,” Dr. Laila Tabatabai, an endocrinologist with Houston Methodist Hospital, said in a hospital news release.