You should go for basic check up..if you don't have any disease or Symptomes at present..
Or no family member suffering from such disease.
Basic health check up is a kind of screening to find out any medical conditions.
Cancer and brain disease can be diagnosed by radiological investigation like X ray, CT csan,/ PAT scat/ MRI/ Sonography etc of different sites and biopsy.. as per requirement.
One should avoid any unnecessary radiological exposure ...
Next Steps
Please consult a good Physician in your area for Physical check up and needful investigation/ health check up.
Health Tips
Take healthy diet rich in nutrients.
Increase physical work out at least 45 min per day. Do yoga and meditation to f
keep your self fit and healthy.
Refrain your self from drinking alcohol/ smoking/ tobacco items/ drugs to prevent development of life style disease including cancers.