So desperate to get well and won't give in. Concerned about trying nhs thyroxine due to being intollerant of meds. Any advice appreciated. Illness affects every body system, energy rating via Dr Myhills cfs profile 14%. Have to monitor heart rate for physical activity and time mental activity. Very debilitated. Need wheelchair when out. Suffer allergies/intollerances/chemical sensitivity. Exposed to DDT/Lindane for 11 yrs as child. Antibiotics (lots) as child due to recurrent tonsillitis. Glandular fever. Miscarriages. Pyelonephritis. Fainting. Poor sleep even as child. POTS. hypertesive since going through menopause at 42.