Onions have a variety of medicinal effects. Early days people used wild onions to treat colds, coughs, and asthma, and to repel insects. In Chinese medicine, onions have been used to treat angina, coughs, bacterial infections, and breathing problems. Onion for headache Take 1 big size Onion and grate it. And apply the same in forehead. Keep it for 15 to 20min, and wash your face.
"Wisdom is to the soul what health is to the body" - Joan Welsh