hello doctor, Does asthma spreads one person to another,except heredity?my son has asthma but i don t have,but after giving birth to two kids.i observed that i don t have resistant power against infections and i do not eat some food like curd , fruit juice becoz i get cold, neck pain ,nose irritation,throat irritation usually and while sleeping i get cough also.i never faced this type of problem before marriage.could it b asthma or am i infected by some virus of asthma?please clear my doubt doctor.