how to heal a player in roblox studio code example

Example: How To Get Player Postion Roblox

local Players = game:GetService("Players")
Players.PlayerAdded:Connect(function(player)
	player.CharacterAdded:Connect(function(character)
		local humanoidRootPart = character:WaitForChild("HumanoidRootPart")
		while humanoidRootPart do
			print(player.Name,"is at",tostring(humanoidRootPart.Position))
			wait(4)
		end
	end)
end)