I used to have Migraines when I was a kid in India bad ones, then It subsided after I came to Canada, and it used to occur whenever I was tired or stressed. I played alot of tennis nationals, competitive, under the sun for 3 hours, 3 matches, singles, mixed, doubles, again it subsided, now barometric pressure is going down . started to bother me. shimmering auras on the eyes, head ache, sensitive to light, Did alot of hot yoga, Also my dear husband, Anaesthesiologist, Head of OR, just passed away, closed to one year. Can you help me.?