question: hi i felt reall y weird all of a sudden on saturday muscles went all weak had a headache and felt sick slept nearly 11 hours woke up soaking with sweat 3 days on headache has gone temperature is 36.4 but i get a weird sensation in my head no and again and im sweating on my back face and stomach at the least possible activity also a sore throat please help me im worried as i have got kids and am scared it could be something serious