Ten pharmacies across Essex are taking part in a free pilot testing service that allows people to walk in and have their blood pressure checked for free.
Figures from an ongoing trial in the county show almost one in four are at risk of it being too high.
The participating pharmacies are:
Elora Pharmacy 115 High Rd, South Benfleet, Benfleet, SS7 5LN
Garbett Chemist 23 High Street, Wickford , Essex, SS12 9AE
Hawkwell Pharmacy 212 Main Rd, Hawkwell, Hockley, SS5 4EG
Great Berry Pharmacy Great Berry Centre,Unit 4, Nightingales , Langdon Hills, SS16 6SA
Apple Tree Pharmacy 6 Village Square, Chelmer Village, Chelmsford, CM2 6RF
Easter Pharmacy 54 Station Way, Buckhurst Hill, IG9 6LL
Met West Pharmacy Staple Tye, 7/8 Perry Rd, Harlow, CM18 7PJ
Christchurch Pharmacy 132 High Street, Braintree, Essex, CM7 1LB
Kalsons Chemist 138 Hobleythick Lane, Westcliff-on-Sea, Essex, SS0 0RJ
Yogi Pharmacy 7 Market Pl, Great Dunmow, Dunmow, CM6 1AX