Jennifer Garner Pregnant Again?

With Roles in Alias and the flick Elektra, Jennifer Garner is known for her athletic acting. But on the thriller The Kingdom, Jennifer Garner, 34, is playing it safe reports Star Magazine!

"She won’t even do simple stunts,� says a source on the Phoenix, Arizona set. Baby rumors grew when the new mom fainted and was rushed to the hospital on Aug. 4. while there, she refused to tell the medical team if she was pregnant!

Garner rep told “Access Hollywood,� "Jennifer wasn't feeling well after working all day Friday [on her upcoming movie, The Kingdom] in the Arizona heat, went to the hospital and was released the next morning. She is back on set and healthy.

In July, Jennifer Garner was seen leaving a Beverly Hills medical office with a fuller look and a big smile on her face while bouncing around on the phone, onlookers have speculated a second pregnancy.

Friends of the couple, tell Star that the two have made no secret that they want a big family with a lot of kids. Jennifer’s rep denies the pregnancy rumors.