Old stairs are very helpful for HumanBeings. Gymnopleurus humanus

The study wants to show that old stairs can be helpful, specially the damaged of them, and it was successfully done, results were satisfying.The study began in at the date of 28 MAR., 2017 , finished at the same time. It was applied on some poor Human Beings, (معتّرين), who went to meet Hetler. After the meeting is done, they went throw a staircase which was built before World War I. Here are the results:1. Old Stairs can keep you healthy (Jumping and rushing to help people who usually fall).2. Old Stairs can increase Fun Ratio (playing the trust game).3. Old Stairs can help you prepare a milk shake, just hold some milk and Nestlé choclate in a cup, and go down the stairs once.Other Facts:A) If your name starts with "K", it is not very safe for you to walk on the old stairs.B) People who can afford 360K dollar are helpful to the society. Although they usually have old stairs (which are helpful as shown above), the can be more entertaining than 10 KG بزر بطيخ . Indeed.C) Clean Mountains (A hood in LA) is the best place to find such stairs.D) Try it on your own risk.Hope this is a helpful study, Next time make sure to bring some first aid box, just in case.