Seven out of every 10 Nigerians are hypertensive, Prof. Modupe Onadeko, a retired Reproductive Medicine consultant at the University College Hospital (UCH) Ibadan, has said.
She added that 50 per cent of this seven are unaware of their condition and the remaining half are just not bothered to seek medical help to treat this condition.
Onadeko told the News Agency of Nigeria (NAN) in Ibadan in an in on the commemoration of the World Hypertension Day 2017.
She said hypertension was a risk factor for Cerebrovascular Accidents (CVA), also called stroke or heart attack.
The consultant said that hypertension as a condition in which the arterial blood pressure raises to high level from the normal level (120/80mmHg).
â€œHypertension is medical condition called â€œsilent killer,â€ as it does not show any clear symptoms.
â€œHowever, severe hypertension shows some symptoms of headaches, sleepiness, palpitation, blurred vision, fatigue, dizziness, confusion and ringing sensation in the ears.
â€œOther symptoms that may manifest are: breathing difficulty and irregular heartbeat which may lead to coma.
â€œHypertension is divided into two types; primary or essential hypertension and secondary hypertension, on the basis of its causing factors.
â€œThe primary hypertension is a more common type. However, it causes are unknown.
â€˜â€™The causes of secondary hypertension, includes kidney damage, adrenal gland over-activity, sleep apnea syndrome, tumours and recreational drugs.
â€œOther causes are pregnancy-related conditions, over or wrong medications, alcoholic drinks and bad food,â€ she said.
Onadeko advised that people should do regular blood pressure check and adhere to doctorâ€™s instruction on healthy diets and physical exercise.
May 17 of every year is set aside for the celebration of the World Hypertension Day globally.
The World Hypertension League (WHL), a health organisation that leads many national hypertension societies worldwide, started the commemoration in 2005.
The day is set aside to increase public awareness about hypertension and the theme for this year is â€œKnow Your Blood Pressure.â€