The meaning of SAD is affected with or expressive of grief or unhappiness : downcast. How to use sad in a sentence.

Dec 14, 2021 · Seasonal affective disorder (SAD) is a type of depression that's related to changes in seasons — SAD begins and ends at about the same times every year. If you're like most people with …

Bright light therapy is a common treatment for seasonal affective disorder and for circadian rhythm sleep disorders.

SAD definition: 1. unhappy or sorry: 2. If something looks sad, it looks worse than it should because it is not…. Learn more.

If you describe someone as sad, you do not have any respect for them and think their behaviour or ideas are ridiculous.

5 days ago · sad (third-person singular simple present sads, present participle sadding, simple past and past participle sadded) (transitive, archaic) To make melancholy; to sadden or grieve (someone). …

May 13, 2025 · As an adjective, "sad" primarily refers to feeling or showing unhappiness or sorrow. This is its most common usage, applied to both people and situations. It also describes something that …

What is seasonal affective disorder? Seasonal affective disorder (SAD) is a type of depression. It happens during certain seasons of the year, most often fall or winter. It is thought that shorter days …

SAD meaning: 1 : not happy feeling or showing grief or unhappiness; 2 : causing a feeling of grief or unhappiness

Feb 28, 2022 · Seasonal affective disorder, or SAD, is a type of recurrent major depressive disorder in which episodes of depression occur during the same season each year.