It's due to panic and anxiety.start doing meditation .and homeopathy treatment can treat this problem effectively .

Hi dear, Did you hear about black magic? You not have any disease & your all blood reports others test report etc are normal  means please think about this also.. Do you see your face pale or dark? Do you feel hopeless, careless, lazy?  Do you find it hard to sleep at night? Do you feel sleepy during the day? Do you sweat from your forehead, back, hands and feet especially at night?  Do you have pain in your shoulders and lower back? Do you go to toilet a lot for wee? When you look in the mirror do you think you are ugly?  When you brush your hair do you lose a lot? Does your body smell even if you had a shower? Does your breath smell?   Does your belly get bloated? Do you have spots on your body? Do you have scratch marks that you don't know how you got them? Do you have bruises that you don't know how you got them? Do you have bad dreams snakes, scorpions, see yourself falling, graveyards, blood, water? Do you have anxiety and depression? Do you scare for no reason? Are you lazy of doing your prayer? Do you feel distant from your family? Do you have panic attacks? Do you have doubts about the religion, or God etc Irregular menstruation?

Drink lemon sharbat.......do  3 to 4 some bhramri pranayam

Hello there, seeing or heard about death can lead to psychological stress and release of unpleasant hormones which causes you to feel the weakness in legs, sweating and flushing. These are psychological symptoms, and it's very normal, you need to do few exercise, and some thoughtful process to overcome these issues. There is nothing to worry about, Do consult online, you will be fine soon with counselling and medication if required.

Abhinivesh is called fear of death,affect all people naturally, don't stress,Do meditation Bhramari pranayam Anulom-Vilom Bhastrika Udgeeth etc

consult psychologist

U seems to be under stress. Try to relax yourself -- Exercise. Exercise is one of the most important things you can do to combat stress. Take a few minutes to breathe in and out in slow, deep breaths. Reduce Your Caffeine Intake. Write It Down. Chew Gum. Spend Time With Friends and Family. Laugh. Massage. Eat a healthy diet. Pursue one hobbyWalk in nature Meditation. Yoga. For more details you can consult me.