We have mostly seen Shiva wearing the rudraksha, but we are unaware of origin of Rudraksha or benefits of wearing rudraksha.
For some superstitious Hindu, it is a very puzzling to decide who is greater from Vishnu or Shiva. Already many debates took place to decide superiority of Vishnu and Mahesh, but in this article with references from Shiva Puran, I prove that both Shiva and Vishnu are equal.
In Hinduism, there are 4 main yugs: Satya Yug, Treta Yug, Dwapar Yug and Kali Yug. Currently, humans are living in Kali Yug. In past, there were many people who called themselves god/bhagwan, and many will take birth and call themselves god, but one should understand god.