WASHINGTON – It’s that time of year when staying healthy and fit is particularly challenging. No fear, personal trainer Fairfax Hackley is here to help.

Hackley will take your questions in a live chat on Monday at 3 p.m. on all things fitness-related. He can talk about gym memberships, staying fit on vacation, the pros and cons of personal training and the best gifts for the fitness buff in your life.

Submit your questions below, post them on Facebook or tweet them to #WTOP.

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