ON WGBH
Greater Boston 7 p.m. WGBH (Channel 2)
Scientific American Frontiers “Worried Sick’’ 8 p.m. WGBH (Channel 2) Host Alan Alda explores the relationship between stress and illness.
ON CHRONICLE
Photography 7:30 p.m. WCVB-TV (Channel 5) Framing our world through the lens of some very talented photographers.
RADIO HIGHLIGHTS
Member Concert 5 a.m. WUMB-FM (91.9) Bill Miller
The Diane Rehm Show 10 a.m. WGBH-FM (89.7) Environmental Outlook: Labels for Genetically Modified Foods
The Emily Rooney Show noon WGBH-FM (89.7) Trey Grayson, director of the Institute of Politics at Harvard, on the Iowa Caucuses.
NightSide With Dan Rea 8 p.m. WBZ-AM (1030) Results from the Iowa Caucuses.
NEWS & TALK SHOWS Morning
Good Morning America at 7 a.m. on Chs. 5, 6, and 9.
Today at 7 a.m. on Chs. 7 and 10; 10 a.m. on Ch. 7. Kelly McGonigal.
Anderson at 9 a.m. on Ch. 12; 4 p.m. on Ch. 25. Money-saving tips; Joy Behar.
Live! With Kelly at 9 a.m. on Chs. 5 and 9; 10 a.m. on Ch. 10. William H. Macy; Jim Parsons (guest cohost); Isaac Mizrahi.
Rachael Ray at 9 a.m. on Ch. 4; 2 p.m. on Ch. 10. A 2011 Top 10 fashion countdown with Marie Claire senior fashion editor Zanna Roberts Rassi; a hair makeover by Kyan Douglas.
The Martha Stewart Show at 10 a.m. and 2 p.m. on HALMRK. Chef Daniel Humm; WSJ magazine editor Deborah Needleman.
The View at 11 a.m. on Chs. 5, 6, and 9. Meryl Streep; Phyllida Lloyd; Mario Cantone and Joey McIntyre sing a holiday song.
Afternoon
The Wendy Williams Show at noon on Ch. 25; midnight on BET. Kyle Richards (“The Real Housewives of Beverly Hills’’); Brad Goreski (Bravo’s “It’s a Brad, Brad World’’).
The Doctors at 2 p.m. on Ch. 7; 4 p.m. on Ch. 64. Health and fitness resolutions for 2012.
The Talk at 2 p.m. on Chs. 4 and 12. Drew Carey; Melissa Rauch; nutritionist Cynthia Pasquella.
Dr. Phil at 3 p.m. on Ch. 4; 5 p.m. on Ch. 64. Advice for a divorced couple who have been battling for years and whose children are caught in the middle.
The Dr. Oz Show at 3 p.m. on Ch. 10; 5 p.m. on Ch. 25. Montel Williams.
The Ellen DeGeneres Show at 4 p.m. on Chs. 5, 9, and 10. Howie Mandel; Elle Fanning.
Evening
Charlie Rose at 11 p.m. on Ch. 2.
Conan at 11 p.m. and 1 a.m. on TBS. Gary Oldman; Mindy Kaling. Everlast performs.
The Daily Show With Jon Stewart at 11 p.m. and 1:01 a.m. on COM.
Colbert Report at 11:31 p.m. and 1:31 a.m. on COM. Senator Bernie Sanders (Ind.-Vt.).
Late Show With David Letterman at 11:35 p.m. on Chs. 4 and 12. Will Arnett; Lisa Lampanelli. Guided by Voices performs.
Nightline at 11:35 p.m. on Chs. 5, 6, and 9.
The Tonight Show With Jay Leno at 11:35 p.m. on Chs. 7 and 10.