Hashimoto's thyroiditis, also known as Hashimoto's Disease or chronic lymphocytic thyroiditis, is an autoimmune disease in which the body's immune system attacks the thyroid gland.
But year after year, 15 captains of 15 teams fail in their pursuit of such a lucrative prize. The Stanley Cup is without a doubt the hardest championship trophy to win in all of professional sports. Harder than winning the Superbowl, harder the winning the World Series, and harder than winning the NBA Title. There are 16 teams in playoff contention, only other sport that can claim the same would be the NBA.
That gets really tiring really fast. In my opinion pole vault is one of the worlds hardest sports. and yeah I'm biased but thousands of others will say the exact same thing. Cross country is definitely the hardest and most mentally tough sport that will ever exist.