According to WebMD.com, when we change the time by an hour twice per year, it affects the body's 24-hour natural cycle or circadian rhythm. That means our body's internal clock gets messed up a bit and has to adjust.
According to WebMD.com, when we change the time by an hour twice per year, it affects the body's 24-hour natural cycle or circadian rhythm. That means our body's internal clock gets messed up a bit and has to adjust.