Here's how centenarians who talked to BI said they stayed fit. 1) Walking As people get older, it can get harder to do some types of exercise — but some centenarians can keep walking.

Feb 18 (Reuters) - Nike (NKE.N), opens new tab will launch a new women's activewear brand in the U.S. this spring in partnership with Kim Kardashian-owned shapewear label Skims, as CEO Elliott ...