Rewrite the sentences below in the most concise manner possible. Copy and paste the sentences into the box before rewriting them.

The universe is made up of thousands and millions of galaxies, and each of them has innumerous numbers of stars in them.
Electronic gadgets of various sorts help us work around the home and the office in a more efficient and capable manner.
Shockingly, air pollution is still the one and only leading cause of lung disorders and diseases across the whole wide world.
Reading is one of the most unappreciated hobbies of all time because it has the capability to keep you engaged for hours on end.
Movies that are based on books are never really up to the mark because they always simply fail to depict every single detail mentioned in the book.