Use of metformin is not associated with insomnia. In addition, a long-term study of people with Type 2 diabetes treated soon after diagnosis with metformin showed a lowered risk of death, heart attack, and vascular problems; whether these benefits extend to everyone who takes it is not known. 5. TRUE.
Afro-Eurasia is the largest land mass on Earth. It is the combine super continent of Asia, Africa, and Europe.
Size and Composition: With a mean radius of 6,371.0 km (3,958.8 mi), Earth is the largest terrestrial planet in our Solar System. This means that it is composed primarily of silicate rock and metals, which are differentiated between a solid inner core, an outer core of molten metal, and a silicate mantle and crust made of silicate material.