HumanoidWidthScale only changes once

I’ve made a character creation screen, I want the user to be able to change their weight, this works the first time but then doesn’t work any other times, could anyone please help?

script.Parent.Next.MouseButton1Click:Connect(function()
	wait(0.25)
	
	local MaleDummy = game.Workspace.Main.Male
	local FemaleDummy = game.Workspace.Main.Female
	local CurrentWeight = script.Parent.Parent.Parent.Values.Weight
	local CurrentGender = script.Parent.Parent.Parent.Values.Gender.Value
	
	--[[if CurrentGender == 'Male' and CurrentWeight.Value <= 1.15   then
		print('a')
		MaleDummy.Humanoid.BodyWidthScale.Value += 0.015
		CurrentWeight.Value += 0.015
	elseif CurrentGender == 'Female' then
		FemaleDummy.Humanoid.BodyWidthScale.Value += 0.015
		CurrentWeight.Value += 0.015
		end--]]
		if CurrentWeight.Value == '150lbs' then
		if CurrentGender == 'Male' then
			MaleDummy.Humanoid.BodyWidthScale.Value = 1
			CurrentWeight.Value = '160lbs'
			
		elseif CurrentGender == 'Female' then
			FemaleDummy.Humanoid.BodyWidthScale.Value = 1
		end
		 
	elseif CurrentWeight.Value == '140lbs' then
		if CurrentGender == 'Male' then
			MaleDummy.Humanoid.BodyWidthScale.Value = 0.975
			CurrentWeight.Value = '150lbs'

		elseif CurrentGender == 'Female' then
			FemaleDummy.Humanoid.BodyWidthScale.Value = 0.975
		end
		
	elseif CurrentWeight.Value == '130lbs' then
		if CurrentGender == 'Male' then
			MaleDummy.Humanoid.BodyWidthScale.Value = 0.95
			CurrentWeight.Value = '140lbs'

		elseif CurrentGender == 'Female' then
			CurrentWeight.Value = '140lbs'
			FemaleDummy.Humanoid.BodyWidthScale.Value = 0.95
		end
		
	elseif CurrentWeight.Value == '120lbs' then
		if CurrentGender == 'Male' then
			CurrentWeight.Value = '130lbs'
			MaleDummy.Humanoid.BodyWidthScale.Value = 0.925

		elseif CurrentGender == 'Female' then
			FemaleDummy.Humanoid.BodyWidthScale.Value = 0.925
		end
		
	elseif CurrentWeight.Value == '160lbs' then
		if CurrentGender == 'Male' then
			CurrentWeight.Value = '170lbs'
			MaleDummy.Humanoid.BodyWidthScale.Value = 1.025

		elseif CurrentGender == 'Female' then
			CurrentWeight.Value = '170lbs'
			FemaleDummy.Humanoid.BodyWidthScale.Value = 1.025
		end
		
	elseif CurrentWeight.Value == '170lbs' then
		if CurrentGender == 'Male' then
			CurrentWeight.Value = '180lbs'
			MaleDummy.Humanoid.BodyWidthScale.Value = 1.05

		elseif CurrentGender == 'Female' then
			CurrentWeight.Value = '180lbs'
			FemaleDummy.Humanoid.BodyWidthScale.Value = 1.05
		end
		
	elseif CurrentWeight.Value == '180lbs' then
		if CurrentGender == 'Male' then
			CurrentWeight.Value = '190lbs'
			MaleDummy.Humanoid.BodyWidthScale.Value = 1.075

		elseif CurrentGender == 'Female' then
			CurrentWeight.Value = '190lbs'
			FemaleDummy.Humanoid.BodyWidthScale.Value = 1.075
		end
		
	elseif CurrentWeight.Value == '190lbs' then
		if CurrentGender == 'Male' then
			CurrentWeight.Value = '200lbs'
			MaleDummy.Humanoid.BodyWidthScale.Value = 1.1

		elseif CurrentGender == 'Female' then
			FemaleDummy.Humanoid.BodyWidthScale.Value = 1.1
			CurrentWeight.Value = '200lbs'
		end
		
	elseif CurrentWeight.Value == '200lbs' then
		CurrentWeight.Value = '210lbs'
		if CurrentGender == 'Male' then
			MaleDummy.Humanoid.BodyWidthScale.Value = 1.125

		elseif CurrentGender == 'Female' then
			FemaleDummy.Humanoid.BodyWidthScale.Value = 1.125
		end
		
	elseif CurrentWeight.Value == '210lbs' then
		CurrentWeight.Value = '220lbs'
		if CurrentGender == 'Male' then
			MaleDummy.Humanoid.BodyWidthScale.Value = 1.15

		elseif CurrentGender == 'Female' then
			FemaleDummy.Humanoid.BodyWidthScale.Value = 1.15
		end
	end	
	
	MaleDummy.HumanoidRootPart.Anchored = false
	FemaleDummy.HumanoidRootPart.Anchored = false
	--]]
end)
	
script.Parent.Previous.MouseButton1Click:Connect(function()
	wait(0.25)
	
	local MaleDummy = game.Workspace.Main.Male
	local FemaleDummy = game.Workspace.Main.Female
	local CurrentWeight = script.Parent.Parent.Parent.Values.Weight
	local CurrentGender = script.Parent.Parent.Parent.Values.Gender.Value
	
	--[[if CurrentGender == 'Male' and CurrentWeight.Value >= 0.925  then
		MaleDummy.Humanoid.BodyWidthScale.Value -= 0.015
		CurrentWeight.Value -= 0.015
	elseif CurrentGender == 'Female' then
		FemaleDummy.Humanoid.BodyWidthScale.Value -= 0.015
		CurrentWeight.Value -= 0.015
	end --]]
	
	if CurrentWeight.Value == '150lbs' then
		CurrentWeight.Value = '140lbs'
		if CurrentGender == 'Male' then
			MaleDummy.Humanoid.BodyWidthScale.Value = 1

		elseif CurrentGender == 'Female' then
			FemaleDummy.Humanoid.BodyWidthScale.Value = 1
		end

	elseif CurrentWeight.Value == '140lbs' then
		CurrentWeight.Value = '130lbs'
		if CurrentGender == 'Male' then
			MaleDummy.Humanoid.BodyWidthScale.Value = 0.975

		elseif CurrentGender == 'Female' then
			FemaleDummy.Humanoid.BodyWidthScale.Value = 0.975
		end

	elseif CurrentWeight.Value == '130lbs' then
		CurrentWeight.Value = '120lbs'
		if CurrentGender == 'Male' then
			MaleDummy.Humanoid.BodyWidthScale.Value = 0.95

		elseif CurrentGender == 'Female' then
			FemaleDummy.Humanoid.BodyWidthScale.Value = 0.95
		end

	elseif CurrentWeight.Value == '120lbs' then
		CurrentWeight.Value = '110lbs'
		if CurrentGender == 'Male' then
			MaleDummy.Humanoid.BodyWidthScale.Value = 0.925

		elseif CurrentGender == 'Female' then
			FemaleDummy.Humanoid.BodyWidthScale.Value = 0.925
		end
		
	elseif CurrentWeight.Value == '160lbs' then
		CurrentWeight.Value = '150lbs'
		if CurrentGender == 'Male' then
			MaleDummy.Humanoid.BodyWidthScale.Value = 1.025

		elseif CurrentGender == 'Female' then
			FemaleDummy.Humanoid.BodyWidthScale.Value = 1.025
		end

	elseif CurrentWeight.Value == '170lbs' then
		CurrentWeight.Value = '160lbs'
		if CurrentGender == 'Male' then
			MaleDummy.Humanoid.BodyWidthScale.Value = 1.05

		elseif CurrentGender == 'Female' then
			FemaleDummy.Humanoid.BodyWidthScale.Value = 1.05
		end

	elseif CurrentWeight.Value == '180lbs' then
		CurrentWeight.Value = '170lbs'
		if CurrentGender == 'Male' then
			MaleDummy.Humanoid.BodyWidthScale.Value = 1.075

		elseif CurrentGender == 'Female' then
			FemaleDummy.Humanoid.BodyWidthScale.Value = 1.075
		end

	elseif CurrentWeight.Value == '190lbs' then
		CurrentWeight.Value = '180lbs'
		if CurrentGender == 'Male' then
			MaleDummy.Humanoid.BodyWidthScale.Value = 1.1

		elseif CurrentGender == 'Female' then
			FemaleDummy.Humanoid.BodyWidthScale.Value = 1.1
		end

	elseif CurrentWeight.Value == '200lbs' then
		CurrentWeight.Value = '190lbs'
		if CurrentGender == 'Male' then
			MaleDummy.Humanoid.BodyWidthScale.Value = 1.125

		elseif CurrentGender == 'Female' then
			FemaleDummy.Humanoid.BodyWidthScale.Value = 1.125
		end
		
	elseif CurrentWeight.Value == '210lbs' then
		CurrentWeight.Value = '200lbs'
		if CurrentGender == 'Male' then
			MaleDummy.Humanoid.BodyWidthScale.Value = 1.15

		elseif CurrentGender == 'Female' then
			FemaleDummy.Humanoid.BodyWidthScale.Value = 1.15
		end
		
	end	
	
	MaleDummy.HumanoidRootPart.Anchored = false
	FemaleDummy.HumanoidRootPart.Anchored = false
	
end)

--]]
--script.Parent.Parent.Back.MouseButton1Click:Connect(function()
	--local MaleDummy = game.Workspace.Main.Male
	--local FemaleDummy = game.Workspace.Main.Female
	
	--FemaleDummy.Humanoid.BodyWidthScale = 1
	--MaleDummy.Humanoid.BodyWidthScale = 1
	--end)
script.Parent.Parent.Parent.Finalization.Accept.MouseButton1Click:Connect(function()
	local MaleDummy = game.Workspace.Main.Male
	local FemaleDummy = game.Workspace.Main.Female
	
	FemaleDummy.Humanoid.BodyWidthScale = 1
	MaleDummy.Humanoid.BodyWidthScale = 1
end)