Rosmarinus officinalis

First favoured by the Egyptians, rosemary was popular with the Greeks and Romans who believed it symbolized love and death. During the plague it was burned in public places and worn around the neck for its antiseptic qualities. 

Therapeutic effects: A good stimulant, especially for the circulation and memory. Also helps alopecia, bronchitis, burns, colds, dandruff, diarrhoea, flatulence, headaches and obesity.

Uses: Inhalation, baths and massage. Inhale from handkerchief to clear headaches and fatigue. In massage it stimulates the lymphatic system.

Other popular ways apart from the above include, diffusers, on your pillow at night, meditation, car air fresheners and in steam / saunas.

Cautionary note: Use in low concentration, as excessive doses may bring about epileptic fits or convulsions. Don't use in early pregnancy or if you have high blood pressure.