Wash your hands well with soap and warm water for at least 20 seconds.
In a medium mixing bowl, add oats and milk and let sit for 5 minutes to soak oats.
In a small bowl, break eggs.
Add oil and eggs to medium mixing bowl with oats and milk mixture and stir.
Add flour, brown sugar, baking powder, and salt to wet ingredients in medium bowl and mix well until batter is smooth.
Wash blueberries and add to batter and stir.
Spray a medium to large skillet with vegetable oil cooking spray and heat on medium. Add ¼ cup of pancake batter to skillet and use rubber spatula to keep batter together. Cook for 1 to 2 minutes until edges form and start to brown and flip with a spatula. Cook for another 1 to 2 minutes until bottom is slightly brown. Move cooked pancake to a plate and cover to keep warm. Repeat to make 8 pancakes, spraying skillet with oil when needed and mixing batter before cooking each pancake.