An ophthalmologist â Eye M.D. â is a medical or osteopathic doctor who specializes in eye and vision care. Ophthalmologists differ from optometrists and opticians in their levels of training and in what they can diagnose and treat. As a medical doctor who has completed college and at least eight years of additional medical training, an ophthalmologist is licensed to practice medicine and surgery.
Young adults have consistently been the heaviest users of social media by a substantial margin, and today thatâs even more true: a staggering 90% of them use social media, according to a 2015 Pew Research Center study. Thatâs a 78% increase from the 12% who were using social media back in 2005. Another Pew study found that 82% of young adults that are online use Facebook, and about 55% of this crowd uses Instagram, says the Pew study. Rounding out the mediums covered by the report is Twitter, used by about 32% of this population.
This is particularly useful when wanting to understand how the world, or how one country in particular, uses social media and to be aware of the global differences that have evolved. 59% of the UK population have active social media accounts.