hiiii anxiety may be result of our nature and our defense mechanism which are useful to cop up stress if you are sensitive and emotional than minor stress can cause all of the symptoms that have you described main thing to be strong and confident start thinking positively motivating yourself make friends who keep motivating you regular exercise meditations deep breathing exercise proper sleep and diet fix scheduled work stress free activities enjoy Hobie and music do pleasurable activities all of this will help you better to handle daily stress certain medicines are also helpful like etizolam ,lorazepam etc but consult doctor before start them thank you