SEASONAL AFFECTIVE DISORDER
\sˈiːzənə͡l ɐfˈɛktɪv dɪsˈɔːdə], \sˈiːzənəl ɐfˈɛktɪv dɪsˈɔːdə], \s_ˈiː_z_ə_n_əl ɐ_f_ˈɛ_k_t_ɪ_v d_ɪ_s_ˈɔː_d_ə]\
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A syndrome characterized by depressions that recur annually at the same time each year, usually during the winter months. Other symptoms include anxiety, irritability, decreased energy, increased appetite (carbohydrate cravings), increased duration of sleep, and weight gain. SAD (seasonal affective disorder) can be treated by daily exposure to bright artificial lights (PHOTOTHERAPY), during the season of recurrence.
By DataStellar Co., Ltd
Word of the day
Dopamine Acetyltransferase
- An enzyme that catalyzes the of groups from acetyl-CoA to arylamines. They have wide specificity for aromatic amines, particularly serotonin, and can also catalyze acetyl transfer between arylamines without CoA. EC 2.3.1.5.