Philip C Cheng, PhD

Tossing, turning and staring at the clock in the middle of the night? Do's and don’ts to sleep more soundly and beat insomnia.

Recent studies suggest that dreams may actually have specific purposes that contribute to our well-being. A sleep research scientist explains.

Coronavirus fears may be contributing to your loss of sleep and increased anxiety. A sleep expert discusses how to put thoughts about COVID-19 to rest for a better night's sleep.

Struggling with weight loss? A sleep researcher explains why there is a direct link between too little or too much sleep and issues with weight management.