Self-Defense Class

JAN. 13, 9 a.m.-noon, Lansing Public Library, 2750 Indiana Ave., Lansing. 708.474.2447. Participants will learn avoidance tactics, self-defense misconceptions and offensive/defensive techniques. Registration required.

Dive Into the Y

JAN. 14, noon-3 p.m., Hammond Family YMCA, 7322 Southeastern Ave., Hammond. 219.845.1507. Families are invited to an afternoon of fun and competition in the pool. Activities will include water safety program for kids, sampling of aquatics classes and other offerings for the entire family.

Snowshoe Hike

JAN. 14, 28, FEB. 3, 17, 1-3 p.m., Indiana Dunes Visitor Center, 1215 N. Ind. 49, Porter. 219.395.1882. This program begins with a brief indoor program on winter and the use of snowshoes before a ranger-led snowshoe hike through the fields and woods surrounding the center. Snowshoes will be provided if needed, but a limited number are available. If there is not enough snow, a nature hike will be offered instead.

Yoga at Sunset Hill

JAN. 14-MARCH 4, 9-10 a.m. Sundays, Sunset Hill Farm Farmhouse, Valparaiso. 219.465.3586. Open to all levels of yoga practitioners, this yoga class includes breathing and stretching exercises to invigorate the body and mind.

Hatha Yoga

JAN. 24-MARCH 7, 6-6:55 p.m. Wednesday beginners; 7-7:55 p.m. Wednesday intermediate, Lincoln Community Center, 2450 Lincoln St., Highland. 219.838.0114. Participants ages 15 and older can practice relaxing exercises intended to relieve tension and restore good health, breathing techniques for a higher level of vitality and meditation for calmness and clarity of mind. Participants should bring a towel, blanket or yoga mat.

Express Abs

ONGOING, 6:10-6:30 a.m., Duneland Family YMCA, 215 Roosevelt St., Chesterton. 219.926.4204. Participants will use props such as stability balls, weights and bands to increase core strength.

Spin Extra

ONGOING, 5:30 p.m. Tuesday, Thursday, Anytime Fitness, 1920 E. Commercial Ave., Lowell. 219.696.1277. Designed for participants at all levels of fitness, this spin class combines spin, rowing and cardio machines, as well as weight training to increase the heart rate and burn calories.

Lean & Limber Exercise Classes

THROUGH JAN. 29, 5-6 p.m. Mondays, DeMotte Library, 901 Birch St., SW, DeMotte. 219.987.2221. Participants can get in shape this New Year with a new, free, relaxing exercise series featuring stretching and low-impact movements. Participants should bring a towel or yoga mat.