This is an excerpt from Second Opinion, a weekly analysis of health and medical science news emailed to subscribers Saturday mornings. If you haven’t subscribed yet, you can do that by clicking here.
After Michelle Tobin-Forgrave fell and hit her head more than five years ago, she developed a constellation of symptoms that began to derail her day-to-day life.
The Miramichi, N.B., resident knew she had a concussion — her second one — and expected to have a quick recovery, just like her first experience years earlier. But this round felt different.
Tobin-Forgrave went back to her job in the education sector after taking two
