hiiii dear it might be symptoms of anxiety muscle twitching and tightness is symptoms of daily stress what other symptoms that you have ????? you have problems since how long???? all of this imp to know to evaluate better about your illness if it is anxiety than you can try following to reduce it 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 main thing to be strong and confident start thinking positively motivating yourself make friends who keep motivating you medicines like etizolam and other anxiolytic can help go for detail evaluation get well soon thank u