Holly Hill, right, the Family and MWR fitness coordinator, explains the results of a body composition and total weight measurement to Samantha Helm, who is gearing up for the Family and MWR Lose to Win Body Challenge. Helm said she hopes the 16-week program will help her to achieve her goal of “sexy by summer.” Orientation sessions will be held Jan. 17 from 11:30 a.m. to 12:30 p.m. in the Patch Fitness Center and Jan. 18 from 11 a.m. to 12:30 p.m. at the Kelley Fitness Center. Weigh-ins will be held Jan. 19 at the Patch Fitness Center from 7:30-9 a.m. and 11 a.m. to 12:30 p.m. in the Kelley Fitness Center; Jan. 20 in the Kelley Fitness Center from 7:30-9 a.m. and from 11 a.m. to 12:30 p.m. in the Patch Fitness Center. For more information, call 430-5386/civ. 0711-680-5386 or visit stuttgartmwr.com.