Controlled studies indicate that:
A)phototherapy is effective in alleviating most cases of SAD.
B)low levels of negative ions are effective in most cases of SAD.
C)phototherapy is not effective in alleviating symptoms of SAD.
D)SAD is not a true disorder.

Question

Quizplus · Accepted Answer

Controlled studies have shown that phototherapy is effective in alleviating most cases of SAD. This involves being exposed to bright artificial light, typically for 30 minutes to 2 hours each day, usually in the morning. It is a widely accepted and effective treatment for SAD.

Controlled Studies Indicate That