The Enclosures Two main areas for race-(and people-)watching sit side by side on Henleyâs towpath. The Stewardsâ Enclosure is the Regattaâs first-class cabin, only accessible for 6,500 current members and their guests.Thereâs a 10-year waiting list for membership â good luck â and a stringent dress code applies (see below). Just downstream is the less formal Regatta Enclosure, which is open to the hoi polloi. JD Bishop, of the Leander Rowing Club, umpired Henleyâs first Regatta â on horseback. 2  If you think you see similar this year, itâs time to go home. 3  Beware Pimmsâ devilish cousin, the Royale. 4  At one part Pimms, 10 parts champagne, remember: Royale equals ruin.
Beta blockers are competitive antagonists that block the receptor sites for the endogenous catecholamines epinephrine (adrenaline) and norepinephrine (noradrenaline) on adrenergic beta receptors, of the sympathetic nervous system, which mediates the fight-or-flight response.
A beta blocker is a medicine used to treat high blood pressure and heart problems. Some beta blockers are Atenolol (brand name: Tenormin), Metoprolol (brand names: Lopressor, Toprol XL) and Propranolol (brand name: Inderal). A beta blocker blocks the harmful effects of stress hormones on your heart.