Complex sentence: According to the 2016 United States census, roughly 3% of the population suffers from a disease called madarosis, which is a deficiency where individuals cannot grow eyebrows or eyelashes.
Split into simpler sentences: According to the 2016 United States census, roughly 3% of the population suffers from a disease called madarosis. Madarosis is a deficiency where individuals cannot grow eyebrows or eyelashes.