How to Sleep Better with Two Tweaks

Tracy Marks provides two tips to improve sleep: managing temperature and light. She emphasizes the importance of sleep, debunking the myth that it's only for those with ample time. Ideal sleep temperatures range from 68 to 74 degrees, which can be challenging in summer. Using a fan can help. Light signals our brain about sleep and wake times. Keeping house lights low in the evening helps prepare for sleep, especially for children. Watching TV with minimal lighting can aid in winding down.

What effect does light have on our sleep patterns as mentioned in the text?

What suggestion is given for managing lighting in the house before bedtime?