PT - JOURNAL ARTICLE AU - N J Mills TI - Protective capability of bicycle helmets. AID - 10.1136/bjsm.24.1.55 DP - 1990 Mar 01 TA - British Journal of Sports Medicine PG - 55--60 VI - 24 IP - 1 4099 - http://bjsm.bmj.com/content/24/1/55.short 4100 - http://bjsm.bmj.com/content/24/1/55.full SO - Br J Sports Med1990 Mar 01; 24 AB - Cycle helmets that meet UK and US standards have been tested. The mechanisms of energy absorption for frontal and side impacts have been analysed. A good helmet should protect the wearer for impacts up to 15 mph into a rigid flat surface.