While for some, pregnancy might bring about a streak of good hair days — courtesy of hormones making hair stronger, longer and less likely to shed — that doesn’t mean you have to stick with the status quo ahead of your due date. Dr. Camila K. Janniger , a board-certified dermatologist in Wallington, NJ, says hair and scalp concerns are common during this time. It’s possible to develop seborrheic dermatitis, for instance — a condition where the scalp is flaky and dry — as well as dandruff, or