MUMBAI, Oct 7 (Reuters) - Ratan Tata, chairman emeritus

of Indian conglomerate Tata Group, said on Monday that he was

undergoing age-related medical investigations and that rumours

circulating about his health were unfounded.

"There is no cause for concern. I remain in good spirits,"

Tata, 86, said in posts on social media and in a statement

released on his behalf.

(Reporting by Shilpa Jamkhandikar; Editing by YP Rajesh)