Dietary factors. Diet plays an important role in both preventing and speeding up bone loss in men and women. Calcium and vitamin D deficiencies are risk factors for osteoporosis
Exercise. Lack of exercise and a sedentary lifestyle increases the risk of osteoporosis.
Smoking. Smoking can affect calcium absorption and oestrogen levels.
Alcohol. Excessive consumption of alcoholic beverages can increase the risk of bone loss.
Lack of sunlight. Vitamin D is made in the skin using energy from the ultraviolet rays in sunlight. Vitamin D is necessary for the absorption of calcium in the stomach and gastrointestinal tract and is essential companion to calcium in maintaining strong bones.