Actus Reus- must be an assault/battery
Must be more than trivial- Chan-Fook.
Harm includes psychiatric harm but not mere emotions- Chan-Fook.
Smith 2006- Cutting off someone's hair is ABH.
Miller- Any hurt/injury calculated to interfere with the comfort/health of the victim.
Causation must be proved.
Mens rea- assault/battery.
D need not intend or be reckless as to harm- Savage.
Actus Reus- Wounding/GBH
Wounding- JCC V Eisenhower- a break in 2+ layers of skin. GBH- 'really serious harm'- Smith, but serious harm is enough- Saunders.
Burstow- Serious psychiatric harm can be GBH.
Bollom- age can affect situation (ie. make it worse).
Brown and Stratton- an accumulation of minor injuries can be GBH.
Mens Rea- Intention/Recklessness as to causing some harm- Mowatt.
S18- 'Intention to cause GBH-Belfon.
+plus intention to cause some harm'.