Most Americans will soon observe the start of daylight saving time and "spring forward" by setting their clocks one hour ahead. 

While many people look forward to enjoying more time in the sunlight in the evenings, that convenience comes at a price. 

That one-hour change may not seem like much, but it can wreak havoc on people's mental and physical well-being in the short term. Namely, it can upset our circadian rhythms, the body's natural 24-hour cycles regulating key functions like appetite, mood and sleep.  

Spectrum News 1 National Mental Health Correspondent Dr. Nicole Clark has more on the dark side of daylight saving time.  

You can watch the full interview with Dr. Clark above.