Lack of sleep linked to poor thinking skills, worse mental health and even obesity. Many people sleep better when they have access to nature, a new study finds.It could be an ocean view, a green space nearby or any natural surroundings. People over-65 and men of all ages slept better when they had access to nature, the research found. Professor Diana Grigsby-Toussaint, the study’s first author, said: “It’s hard to overestimate the importance of high-quality…