SATURDAY, Nov. 12, 2022 (HealthDay News) — A good workout can boost mood, making it an ideal routine as the days get shorter and darker. If you’re one of the millions affected by seasonal affective disorder (SAD) and you feel tired, unmotivated, down on life and crave carbs and sweets, staying active can help. An expert from Baylor College of Medicine in Houston offers some tips for maintaining an exercise routine. “With seasonal affective disorder, it is desirable to continue to exercise or maybe even increase your exercise,” said Dr. James McDeavitt, a professor of physical medicine and rehabilitation. “Relatively sustained aerobic exercise effects mood positively, but you don’t just…