On the other hand, chronic sleep deprivation may cause weight gain. That's why the right amount of sleep is very important.
3. Mood/quality of life
Lack of sleep (long- or short-term) may result in symptoms like irritability, impatience, inability to concentrate, and moodiness. In some cases, anxiety and depression are also likely to occur.
4. Cardiovascular health
Serious sleep disorders like insomnia and sleep apnea have been linked to high blood pressure, increased stress hormone levels, cardiac arrhythmias, and increased inflammation.
5. Immunity/risk of disease
Though all the mechanisms aren't clear, scientists have found that sleep deprivation alters immune function. If you don't get enough sleep, you may find yourself falling sick more often.
How Much Sleep? 7 Hours or More...
Sadly, we live in a sleep deprived society. Some studies suggest that 50 to 70 million Americans are affected by some type of sleep disorder.
It's likely that you need to make a conscious effort to get more (sound) sleep. The human body needs at least 7 to 8 hours of sleep every night. However, it's not just the duration of sleep, but also the quality that matters.
Lack of sleep can cause several problems. Aside from drowsiness, it can cause immune, nervous system, endocrine and cardiovascular issues.